Update to Bot API 6.6

28 files changed, 697 insertions, 261 deletions

diff --git a/README.md b/README.md
index 9d128e8..382bd3d 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,8 @@ Documentation is located [here](http://reo7sp.github.io/tgbot-cpp).
 
 ## State
 
-- [x] Telegram Bot API 6.5
+- [x] Telegram Bot API 6.6
+- [] [Deep Linking](https://core.telegram.org/bots/features#deep-linking)
 
 
 ## Sample
@@ -64,7 +65,12 @@ Dependencies:
 You can install dependencies on Debian-based distibutives with these commands:
 
 ```sh
-sudo apt-get install g++ make binutils cmake libboost-system-dev libssl-dev zlib1g-dev libcurl4-openssl-dev
+sudo apt install g++ make binutils cmake libboost-system-dev libssl-dev zlib1g-dev libcurl4-openssl-dev
+```
+
+Optionally, install the dependencies for testing and documenting
+```sh
+sudo apt install libboost-test-dev doxygen
 ```
 
 You can compile and install the library with these commands:
diff --git a/include/tgbot/Api.h b/include/tgbot/Api.h
index b7a541a..a30a9fe 100644
--- a/include/tgbot/Api.h
+++ b/include/tgbot/Api.h
@@ -289,7 +289,7 @@ public:
      * @param duration Optional. Duration of the audio in seconds
      * @param performer Optional. Performer
      * @param title Optional. Track name
-     * @param thumb Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
+     * @param thumbnail Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
      * @param replyToMessageId Optional. If the message is a reply, ID of the original message
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
      * @param parseMode Optional. Mode for parsing entities in the audio caption. See https://core.telegram.org/bots/api#formatting-options for more details.
@@ -307,7 +307,7 @@ public:
                            std::int32_t duration = 0,
                            const std::string& performer = "",
                            const std::string& title = "",
-                           boost::variant<InputFile::Ptr, std::string> thumb = "",
+                           boost::variant<InputFile::Ptr, std::string> thumbnail = "",
                            std::int32_t replyToMessageId = 0,
                            GenericReply::Ptr replyMarkup = nullptr,
                            const std::string& parseMode = "",
@@ -324,7 +324,7 @@ public:
      * 
      * @param chatId Unique identifier for the target chat or username of the target channel (in the format @channelusername)
      * @param document File to send. Pass a fileId as String to send a file that exists on the Telegram servers (recommended), pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files
-     * @param thumb Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
+     * @param thumbnail Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
      * @param caption Optional. Document caption (may also be used when resending documents by fileId), 0-1024 characters after entities parsing
      * @param replyToMessageId Optional. If the message is a reply, ID of the original message
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
@@ -340,7 +340,7 @@ public:
      */
     Message::Ptr sendDocument(boost::variant<std::int64_t, std::string> chatId,
                               boost::variant<InputFile::Ptr, std::string> document,
-                              boost::variant<InputFile::Ptr, std::string> thumb = "",
+                              boost::variant<InputFile::Ptr, std::string> thumbnail = "",
                               const std::string& caption = "",
                               std::int32_t replyToMessageId = 0,
                               GenericReply::Ptr replyMarkup = nullptr,
@@ -363,7 +363,7 @@ public:
      * @param duration Optional. Duration of sent video in seconds
      * @param width Optional. Video width
      * @param height Optional. Video height
-     * @param thumb Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
+     * @param thumbnail Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
      * @param caption Optional. Video caption (may also be used when resending videos by fileId), 0-1024 characters after entities parsing
      * @param replyToMessageId Optional. If the message is a reply, ID of the original message
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
@@ -383,7 +383,7 @@ public:
                            std::int32_t duration = 0,
                            std::int32_t width = 0,
                            std::int32_t height = 0,
-                           boost::variant<InputFile::Ptr, std::string> thumb = "",
+                           boost::variant<InputFile::Ptr, std::string> thumbnail = "",
                            const std::string& caption = "",
                            std::int32_t replyToMessageId = 0,
                            GenericReply::Ptr replyMarkup = nullptr,
@@ -405,7 +405,7 @@ public:
      * @param duration Optional. Duration of sent animation in seconds
      * @param width Optional. Animation width
      * @param height Optional. Animation height
-     * @param thumb Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
+     * @param thumbnail Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
      * @param caption Optional. Animation caption (may also be used when resending animation by fileId), 0-1024 characters after entities parsing
      * @param replyToMessageId Optional. If the message is a reply, ID of the original message
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
@@ -424,7 +424,7 @@ public:
                                std::int32_t duration = 0,
                                std::int32_t width = 0,
                                std::int32_t height = 0,
-                               boost::variant<InputFile::Ptr, std::string> thumb = "",
+                               boost::variant<InputFile::Ptr, std::string> thumbnail = "",
                                const std::string& caption = "",
                                std::int32_t replyToMessageId = 0,
                                GenericReply::Ptr replyMarkup = nullptr,
@@ -481,7 +481,7 @@ public:
      * @param disableNotification Optional. Sends the message silently. Users will receive a notification with no sound.
      * @param duration Optional. Duration of sent video in seconds
      * @param length Optional. Video width and height, i.e. diameter of the video message
-     * @param thumb Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
+     * @param thumbnail Optional. Thumbnail of the file sent; can be ignored if thumbnail generation for the file is supported server-side. The thumbnail should be in JPEG format and less than 200 kB in size. A thumbnail's width and height should not exceed 320. Ignored if the file is not uploaded using multipart/form-data. Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>. https://core.telegram.org/bots/api#sending-files
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
      * @param allowSendingWithoutReply Optional. Pass True if the message should be sent even if the specified replied-to message is not found
      * @param protectContent Optional. Protects the contents of the sent message from forwarding and saving
@@ -495,7 +495,7 @@ public:
                                bool disableNotification = false,
                                std::int32_t duration = 0,
                                std::int32_t length = 0,
-                               boost::variant<InputFile::Ptr, std::string> thumb = "",
+                               boost::variant<InputFile::Ptr, std::string> thumbnail = "",
                                GenericReply::Ptr replyMarkup = nullptr,
                                bool allowSendingWithoutReply = false,
                                bool protectContent = false,
@@ -1236,7 +1236,7 @@ public:
     bool editForumTopic(boost::variant<std::int64_t, std::string> chatId,
                         std::int32_t messageThreadId,
                         const std::string& name = "",
-                        boost::variant<std::int8_t, std::string> iconCustomEmojiId = 0) const;
+                        boost::variant<std::int32_t, std::string> iconCustomEmojiId = 0) const;
 
     /**
      * @brief Use this method to close an open topic in a forum supergroup chat.
@@ -1412,6 +1412,46 @@ public:
                                                const std::string& languageCode = "") const;
 
     /**
+     * @brief Use this method to change the bot's description, which is shown in the chat with the bot if the chat is empty.
+     * 
+     * @param description Optional. New bot description; 0-512 characters. Pass an empty string to remove the dedicated description for the given language.
+     * @param languageCode Optional. A two-letter ISO 639-1 language code. If empty, the description will be applied to all users for whose language there is no dedicated description.
+     * 
+     * @return Returns True on success.
+     */
+    bool setMyDescription(const std::string& description = "",
+                          const std::string& languageCode = "") const;
+
+    /**
+     * @brief Use this method to get the current bot description for the given user language.
+     * 
+     * @param languageCode Optional. A two-letter ISO 639-1 language code or an empty string
+     * 
+     * @return Returns BotDescription on success.
+     */
+    BotDescription::Ptr getMyDescription(const std::string& languageCode = "") const;
+
+    /**
+     * @brief Use this method to change the bot's short description, which is shown on the bot's profile page and is sent together with the link when users share the bot.
+     * 
+     * @param shortDescription Optional. New short description for the bot; 0-120 characters. Pass an empty string to remove the dedicated short description for the given language.
+     * @param languageCode Optional. A two-letter ISO 639-1 language code. If empty, the short description will be applied to all users for whose language there is no dedicated short description.
+     * 
+     * @return Returns True on success.
+     */
+    bool setMyShortDescription(const std::string& shortDescription = "",
+                               const std::string& languageCode = "") const;
+
+    /**
+     * @brief Use this method to get the current bot short description for the given user language.
+     * 
+     * @param languageCode Optional. A two-letter ISO 639-1 language code or an empty string
+     * 
+     * @return Returns BotShortDescription on success.
+     */
+    BotShortDescription::Ptr getMyShortDescription(const std::string& languageCode = "") const;
+
+    /**
      * @brief Use this method to change the bot's menu button in a private chat, or the default menu button.
      * 
      * @param chatId Optional. Unique identifier for the target private chat. If not specified, default bot's menu button will be changed
@@ -1434,7 +1474,7 @@ public:
     /**
      * @brief Use this method to change the default administrator rights requested by the bot when it's added as an administrator to groups or channels.
      * 
-     * These rights will be suggested to users, but they are are free to modify the list before adding the bot.
+     * These rights will be suggested to users, but they are free to modify the list before adding the bot.
      *
      * @param rights Optional. A JSON-serialized object describing new default administrator rights. If not specified, the default administrator rights will be cleared.
      * @param forChannels Optional. Pass True to change the default administrator rights of the bot in channels. Otherwise, the default administrator rights of the bot for groups and supergroups will be changed.
@@ -1569,13 +1609,14 @@ public:
      * @brief Use this method to send static .WEBP, animated .TGS, or video .WEBM stickers.
      * 
      * @param chatId Unique identifier for the target chat or username of the target channel (in the format @channelusername)
-     * @param sticker Sticker to send. Pass a fileId as String to send a file that exists on the Telegram servers (recommended), pass an HTTP URL as a String for Telegram to get a .WEBP file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files
+     * @param sticker Sticker to send. Pass a fileId as String to send a file that exists on the Telegram servers (recommended), pass an HTTP URL as a String for Telegram to get a .WEBP sticker from the Internet, or upload a new .WEBP or .TGS sticker using multipart/form-data. https://core.telegram.org/bots/api#sending-files. Video stickers can only be sent by a fileId. Animated stickers can't be sent via an HTTP URL.
      * @param replyToMessageId Optional. If the message is a reply, ID of the original message
      * @param replyMarkup Optional. Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove reply keyboard or to force a reply from the user.
      * @param disableNotification Optional. Sends the message silently. Users will receive a notification with no sound.
      * @param allowSendingWithoutReply Optional. Pass True if the message should be sent even if the specified replied-to message is not found
      * @param protectContent Optional. Protects the contents of the sent message from forwarding and saving
      * @param messageThreadId Optional. Unique identifier for the target message thread (topic) of the forum; for forum supergroups only
+     * @param emoji Optional. Emoji associated with the sticker; only for just uploaded stickers
      * 
      * @return On success, the sent Message is returned.
      */
@@ -1586,7 +1627,8 @@ public:
                              bool disableNotification = false,
                              bool allowSendingWithoutReply = false,
                              bool protectContent = false,
-                             std::int32_t messageThreadId = 0) const;
+                             std::int32_t messageThreadId = 0,
+                             const std::string& emoji = "") const;
 
     /**
      * @brief Use this method to get a sticker set.
@@ -1607,69 +1649,58 @@ public:
     std::vector<Sticker::Ptr> getCustomEmojiStickers(const std::vector<std::string>& customEmojiIds) const;
 
     /**
-     * @brief Use this method to upload a .PNG file with a sticker for later use in Api::createNewStickerSet and Api::addStickerToSet methods (can be used multiple times).
+     * @brief Use this method to upload a file with a sticker for later use in the Api::createNewStickerSet and Api::addStickerToSet methods (the file can be used multiple times).
      * 
      * @param userId User identifier of sticker file owner
-     * @param pngSticker PNG image with the sticker, must be up to 512 kilobytes in size, dimensions must not exceed 512px, and either width or height must be exactly 512px. https://core.telegram.org/bots/api#sending-files
+     * @param sticker A file with the sticker in .WEBP, .PNG, .TGS, or .WEBM format. See https://core.telegram.org/stickers for technical requirements. https://core.telegram.org/bots/api#sending-files
+     * @param stickerFormat Format of the sticker, must be one of “static”, “animated”, “video”
      * 
      * @return Returns the uploaded File on success.
      */
     File::Ptr uploadStickerFile(std::int64_t userId,
-                                InputFile::Ptr pngSticker) const;
+                                InputFile::Ptr sticker,
+                                const std::string& stickerFormat) const;
 
     /**
      * @brief Use this method to create a new sticker set owned by a user.
      * 
      * The bot will be able to edit the sticker set thus created.
-     * You must use exactly one of the fields pngSticker, tgsSticker, or webmSticker.
      *
      * @param userId User identifier of created sticker set owner
      * @param name Short name of sticker set, to be used in t.me/addstickers/ URLs (e.g., animals). Can contain only English letters, digits and underscores. Must begin with a letter, can't contain consecutive underscores and must end in "_by_<bot_username>". <bot_username> is case insensitive. 1-64 characters.
      * @param title Sticker set title, 1-64 characters
-     * @param emojis One or more emoji corresponding to the sticker
-     * @param maskPosition Optional. A JSON-serialized object for position where the mask should be placed on faces
-     * @param pngSticker Optional. PNG image with the sticker, must be up to 512 kilobytes in size, dimensions must not exceed 512px, and either width or height must be exactly 512px. Pass a fileId as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files
-     * @param tgsSticker Optional. TGS animation with the sticker, uploaded using multipart/form-data. See https://core.telegram.org/stickers#animated-sticker-requirements for technical requirements
-     * @param webmSticker Optional. WEBM video with the sticker, uploaded using multipart/form-data. See https://core.telegram.org/stickers#video-sticker-requirements for technical requirements
-     * @param stickerType Optional. Type of stickers in the set, pass “regular” or “mask”. Custom emoji sticker sets can't be created via the Bot API at the moment. By default, a regular sticker set is created.
+     * @param stickers A JSON-serialized list of 1-50 initial stickers to be added to the sticker set
+     * @param stickerFormat Format of stickers in the set, must be one of “static”, “animated”, “video”
+     * @param stickerType Optional. Type of stickers in the set, pass “regular”, “mask”, or “custom_emoji”. By default, a regular sticker set is created.
+     * @param needsRepainting Optional. Pass True if stickers in the sticker set must be repainted to the color of text when used in messages, the accent color if used as emoji status, white on chat photos, or another appropriate color based on context; for custom emoji sticker sets only
      *
      * @return Returns True on success.
      */
     bool createNewStickerSet(std::int64_t userId,
                              const std::string& name,
                              const std::string& title,
-                             const std::string& emojis,
-                             MaskPosition::Ptr maskPosition = nullptr,
-                             boost::variant<InputFile::Ptr, std::string> pngSticker = "",
-                             InputFile::Ptr tgsSticker = nullptr,
-                             InputFile::Ptr webmSticker = nullptr,
-                             const std::string& stickerType = "") const;
+                             const std::vector<InputSticker::Ptr>& stickers,
+                             const std::string& stickerFormat,
+                             const std::string& stickerType = "",
+                             bool needsRepainting = false) const;
 
     /**
      * @brief Use this method to add a new sticker to a set created by the bot.
      * 
-     * You must use exactly one of the fields pngSticker, tgsSticker, or webmSticker.
-     * Animated stickers can be added to animated sticker sets and only to them.
-     * Animated sticker sets can have up to 50 stickers.
+     * The format of the added sticker must match the format of the other stickers in the set.
+     * Emoji sticker sets can have up to 200 stickers.
+     * Animated and video sticker sets can have up to 50 stickers.
      * Static sticker sets can have up to 120 stickers.
      *
      * @param userId User identifier of sticker set owner
      * @param name Sticker set name
-     * @param emojis One or more emoji corresponding to the sticker
-     * @param maskPosition Optional. A JSON-serialized object for position where the mask should be placed on faces
-     * @param pngSticker Optional. PNG image with the sticker, must be up to 512 kilobytes in size, dimensions must not exceed 512px, and either width or height must be exactly 512px. Pass a fileId as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files
-     * @param tgsSticker Optional. TGS animation with the sticker, uploaded using multipart/form-data. See https://core.telegram.org/stickers#animated-sticker-requirements for technical requirements
-     * @param webmSticker Optional. WEBM video with the sticker, uploaded using multipart/form-data. See https://core.telegram.org/stickers#video-sticker-requirements for technical requirements
+     * @param sticker A JSON-serialized object with information about the added sticker. If exactly the same sticker had already been added to the set, then the set isn't changed.
      *
      * @return Returns True on success.
      */
     bool addStickerToSet(std::int64_t userId,
                          const std::string& name,
-                         const std::string& emojis,
-                         MaskPosition::Ptr maskPosition = nullptr,
-                         boost::variant<InputFile::Ptr, std::string> pngSticker = "",
-                         InputFile::Ptr tgsSticker = nullptr,
-                         InputFile::Ptr webmSticker = nullptr) const;
+                         InputSticker::Ptr sticker) const;
 
     /**
      * @brief Use this method to move a sticker in a set created by the bot to a specific position.
@@ -1692,20 +1723,89 @@ public:
     bool deleteStickerFromSet(const std::string& sticker) const;
 
     /**
-     * @brief Use this method to set the thumbnail of a sticker set.
+     * @brief Use this method to change the list of emoji assigned to a regular or custom emoji sticker.
+     * 
+     * The sticker must belong to a sticker set created by the bot.
+     * 
+     * @param sticker File identifier of the sticker
+     * @param emojiList A JSON-serialized list of 1-20 emoji associated with the sticker
+     * 
+     * @return Returns True on success.
+     */
+    bool setStickerEmojiList(const std::string& sticker,
+                             const std::vector<std::string>& emojiList) const;
+
+    /**
+     * @brief Use this method to change search keywords assigned to a regular or custom emoji sticker.
+     * 
+     * The sticker must belong to a sticker set created by the bot.
+     * 
+     * @param sticker File identifier of the sticker
+     * @param keywords Optional. A JSON-serialized list of 0-20 search keywords for the sticker with total length of up to 64 characters
      * 
-     * Animated thumbnails can be set for animated sticker sets only.
-     * Video thumbnails can be set only for video sticker sets only.
+     * @return Returns True on success.
+     */
+    bool setStickerKeywords(const std::string& sticker,
+                            const std::vector<std::string>& keywords = std::vector<std::string>()) const;
+
+    /**
+     * @brief Use this method to change the mask position of a mask sticker.
+     * 
+     * The sticker must belong to a sticker set that was created by the bot.
+     * 
+     * @param sticker File identifier of the sticker
+     * @param maskPosition A JSON-serialized object with the position where the mask should be placed on faces. Omit the parameter to remove the mask position.
+     * 
+     * @return Returns True on success.
+     */
+    bool setStickerMaskPosition(const std::string& sticker,
+                                MaskPosition::Ptr maskPosition = nullptr) const;
+
+    /**
+     * @brief Use this method to set the title of a created sticker set.
+     * 
+     * @param name Sticker set name
+     * @param title Sticker set title, 1-64 characters
+     * 
+     * @return Returns True on success.
+     */
+    bool setStickerSetTitle(const std::string& name,
+                            const std::string& title) const;
+
+    /**
+     * @brief Use this method to set the thumbnail of a regular or mask sticker set.
+     * 
+     * The format of the thumbnail file must match the format of the stickers in the set.
      *
      * @param name Sticker set name
      * @param userId User identifier of the sticker set owner
-     * @param thumb Optional. A PNG image with the thumbnail, must be up to 128 kilobytes in size and have width and height exactly 100px, or a TGS animation with the thumbnail up to 32 kilobytes in size; see https://core.telegram.org/stickers#animated-sticker-requirements for animated sticker technical requirements, or a WEBM video with the thumbnail up to 32 kilobytes in size; see https://core.telegram.org/stickers#video-sticker-requirements for video sticker technical requirements. Pass a fileId as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files. Animated sticker set thumbnails can't be uploaded via HTTP URL.
+     * @param thumbnail Optional. A .WEBP or .PNG image with the thumbnail, must be up to 128 kilobytes in size and have a width and height of exactly 100px, or a .TGS animation with a thumbnail up to 32 kilobytes in size (see https://core.telegram.org/stickers#animated-sticker-requirements for animated sticker technical requirements), or a WEBM video with the thumbnail up to 32 kilobytes in size; see https://core.telegram.org/stickers#video-sticker-requirements for video sticker technical requirements. Pass a fileId as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data. https://core.telegram.org/bots/api#sending-files. Animated and video sticker set thumbnails can't be uploaded via HTTP URL. If omitted, then the thumbnail is dropped and the first sticker is used as the thumbnail.
      *
      * @return Returns True on success.
      */
-    bool setStickerSetThumb(const std::string& name,
-                            std::int64_t userId,
-                            boost::variant<InputFile::Ptr, std::string> thumb = "") const;
+    bool setStickerSetThumbnail(const std::string& name,
+                                std::int64_t userId,
+                                boost::variant<InputFile::Ptr, std::string> thumbnail = "") const;
+
+    /**
+     * @brief Use this method to set the thumbnail of a custom emoji sticker set.
+     *
+     * @param name Sticker set name
+     * @param customEmojiId Optional. Custom emoji identifier of a sticker from the sticker set; pass an empty string to drop the thumbnail and use the first sticker as the thumbnail.
+     *
+     * @return Returns True on success.
+     */
+    bool setCustomEmojiStickerSetThumbnail(const std::string& name,
+                                           const std::string& customEmojiId = "") const;
+
+    /**
+     * @brief Use this method to delete a sticker set that was created by the bot.
+     *
+     * @param name Sticker set name
+     *
+     * @return Returns True on success.
+     */
+    bool deleteStickerSet(const std::string& name) const;
 
     /**
      * @brief Use this method to send answers to an inline query.
diff --git a/include/tgbot/TgTypeParser.h b/include/tgbot/TgTypeParser.h
index 191db5a..9f135fd 100644
--- a/include/tgbot/TgTypeParser.h
+++ b/include/tgbot/TgTypeParser.h
@@ -77,6 +77,8 @@
 #include "tgbot/types/BotCommandScopeChat.h"
 #include "tgbot/types/BotCommandScopeChatAdministrators.h"
 #include "tgbot/types/BotCommandScopeChatMember.h"
+#include "tgbot/types/BotDescription.h"
+#include "tgbot/types/BotShortDescription.h"
 #include "tgbot/types/MenuButton.h"
 #include "tgbot/types/MenuButtonCommands.h"
 #include "tgbot/types/MenuButtonWebApp.h"
@@ -91,6 +93,7 @@
 #include "tgbot/types/Sticker.h"
 #include "tgbot/types/StickerSet.h"
 #include "tgbot/types/MaskPosition.h"
+#include "tgbot/types/InputSticker.h"
 #include "tgbot/types/InlineQuery.h"
 #include "tgbot/types/InlineQueryResult.h"
 #include "tgbot/types/InlineQueryResultArticle.h"
@@ -391,6 +394,12 @@ public:
     BotCommandScopeChatMember::Ptr parseJsonAndGetBotCommandScopeChatMember(const boost::property_tree::ptree& data) const;
     std::string parseBotCommandScopeChatMember(const BotCommandScopeChatMember::Ptr& object) const;
 
+    BotDescription::Ptr parseJsonAndGetBotDescription(const boost::property_tree::ptree& data) const;
+    std::string parseBotDescription(const BotDescription::Ptr& object) const;
+
+    BotShortDescription::Ptr parseJsonAndGetBotShortDescription(const boost::property_tree::ptree& data) const;
+    std::string parseBotShortDescription(const BotShortDescription::Ptr& object) const;
+
     MenuButton::Ptr parseJsonAndGetMenuButton(const boost::property_tree::ptree& data) const;
     std::string parseMenuButton(const MenuButton::Ptr& object) const;
 
@@ -433,6 +442,9 @@ public:
     MaskPosition::Ptr parseJsonAndGetMaskPosition(const boost::property_tree::ptree& data) const;
     std::string parseMaskPosition(const MaskPosition::Ptr& object) const;
 
+    InputSticker::Ptr parseJsonAndGetInputSticker(const boost::property_tree::ptree& data) const;
+    std::string parseInputSticker(const InputSticker::Ptr& object) const;
+
     InlineQuery::Ptr parseJsonAndGetInlineQuery(const boost::property_tree::ptree& data) const;
     std::string parseInlineQuery(const InlineQuery::Ptr& object) const;
 
diff --git a/include/tgbot/types/Animation.h b/include/tgbot/types/Animation.h
index 8d9688f..104b3e4 100644
--- a/include/tgbot/types/Animation.h
+++ b/include/tgbot/types/Animation.h
@@ -47,7 +47,7 @@ public:
     /**
      * @brief Optional. Animation thumbnail as defined by sender
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 
     /**
      * @brief Optional. Original animation filename as defined by sender
diff --git a/include/tgbot/types/Audio.h b/include/tgbot/types/Audio.h
index 5095e5c..1554735 100644
--- a/include/tgbot/types/Audio.h
+++ b/include/tgbot/types/Audio.h
@@ -66,7 +66,7 @@ public:
     /**
      * @brief Optional. Thumbnail of the album cover to which the music file belongs
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 };
 }
 
diff --git a/include/tgbot/types/BotDescription.h b/include/tgbot/types/BotDescription.h
new file mode 100644
index 0000000..1c769a4
--- /dev/null
+++ b/include/tgbot/types/BotDescription.h
@@ -0,0 +1,25 @@
+#ifndef TGBOT_BOTDESCRIPTION_H
+#define TGBOT_BOTDESCRIPTION_H
+
+#include <memory>
+#include <string>
+
+namespace TgBot {
+
+/**
+ * @brief This object represents the bot's description.
+ *
+ * @ingroup types
+ */
+class BotDescription {
+public:
+    typedef std::shared_ptr<BotDescription> Ptr;
+
+    /**
+     * @brief The bot's description
+     */
+    std::string description;
+};
+}
+
+#endif //TGBOT_BOTDESCRIPTION_H
diff --git a/include/tgbot/types/BotShortDescription.h b/include/tgbot/types/BotShortDescription.h
new file mode 100644
index 0000000..d3e33b3
--- /dev/null
+++ b/include/tgbot/types/BotShortDescription.h
@@ -0,0 +1,25 @@
+#ifndef TGBOT_BOTSHORTDESCRIPTION_H
+#define TGBOT_BOTSHORTDESCRIPTION_H
+
+#include <memory>
+#include <string>
+
+namespace TgBot {
+
+/**
+ * @brief This object represents the bot's short description.
+ *
+ * @ingroup types
+ */
+class BotShortDescription {
+public:
+    typedef std::shared_ptr<BotShortDescription> Ptr;
+
+    /**
+     * @brief The bot's short description
+     */
+    std::string shortDescription;
+};
+}
+
+#endif //TGBOT_BOTSHORTDESCRIPTION_H
diff --git a/include/tgbot/types/Document.h b/include/tgbot/types/Document.h
index 0593076..c42fe9a 100644
--- a/include/tgbot/types/Document.h
+++ b/include/tgbot/types/Document.h
@@ -33,7 +33,7 @@ public:
     /**
      * @brief Optional. Document thumbnail as defined by sender
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 
     /**
      * @brief Optional. Original filename as defined by sender
diff --git a/include/tgbot/types/InlineQueryResultArticle.h b/include/tgbot/types/InlineQueryResultArticle.h
index 509a8d2..5f61f17 100644
--- a/include/tgbot/types/InlineQueryResultArticle.h
+++ b/include/tgbot/types/InlineQueryResultArticle.h
@@ -53,17 +53,17 @@ public:
     /**
      * @brief Optional. Url of the thumbnail for the result
      */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Optional. Thumbnail width
      */
-    std::int32_t thumbWidth;
+    std::int32_t thumbnailWidth;
 
     /**
      * @brief Optional. Thumbnail height
      */
-    std::int32_t thumbHeight;
+    std::int32_t thumbnailHeight;
 };
 }
 
diff --git a/include/tgbot/types/InlineQueryResultContact.h b/include/tgbot/types/InlineQueryResultContact.h
index 32894c9..b9cceaa 100644
--- a/include/tgbot/types/InlineQueryResultContact.h
+++ b/include/tgbot/types/InlineQueryResultContact.h
@@ -55,17 +55,17 @@ public:
     /**
     * @brief Optional. Url of the thumbnail for the result
     */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
     * @brief Optional. Thumbnail width
     */
-    std::int32_t thumbWidth;
+    std::int32_t thumbnailWidth;
 
     /**
     * @brief Optinal. Thumbnail height
     */
-    std::int32_t thumbHeight;
+    std::int32_t thumbnailHeight;
 };
 }
 
diff --git a/include/tgbot/types/InlineQueryResultDocument.h b/include/tgbot/types/InlineQueryResultDocument.h
index 9e6758c..b86d50e 100644
--- a/include/tgbot/types/InlineQueryResultDocument.h
+++ b/include/tgbot/types/InlineQueryResultDocument.h
@@ -74,17 +74,17 @@ public:
     /**
     * @brief Optional. URL of the thumbnail (jpeg only) for the file
     */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
     * @brief Optional. Thumbnail width
     */
-    std::int32_t thumbWidth;
+    std::int32_t thumbnailWidth;
 
     /**
     * @brief Optinal. Thumbnail height
     */
-    std::int32_t thumbHeight;
+    std::int32_t thumbnailHeight;
 };
 }
 
diff --git a/include/tgbot/types/InlineQueryResultGif.h b/include/tgbot/types/InlineQueryResultGif.h
index 05abe36..a5115c9 100644
--- a/include/tgbot/types/InlineQueryResultGif.h
+++ b/include/tgbot/types/InlineQueryResultGif.h
@@ -53,13 +53,13 @@ public:
     /**
      * @brief URL of the static (JPEG or GIF) or animated (MPEG4) thumbnail for the result
      */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Optional. MIME type of the thumbnail, must be one of “image/jpeg”, “image/gif”, or “video/mp4”.
      * Defaults to “image/jpeg”
      */
-    std::string thumbMimeType;
+    std::string thumbnailMimeType;
 
     /**
      * @brief Optional. Title for the result
diff --git a/include/tgbot/types/InlineQueryResultLocation.h b/include/tgbot/types/InlineQueryResultLocation.h
index a72350a..01b7581 100644
--- a/include/tgbot/types/InlineQueryResultLocation.h
+++ b/include/tgbot/types/InlineQueryResultLocation.h
@@ -72,17 +72,17 @@ public:
     /**
      * @brief Optional. Url of the thumbnail for the result
      */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Optional. Thumbnail width
      */
-    std::int32_t thumbWidth;
+    std::int32_t thumbnailWidth;
 
     /**
      * @brief Optinal. Thumbnail height
      */
-    std::int32_t thumbHeight;
+    std::int32_t thumbnailHeight;
 };
 }
 
diff --git a/include/tgbot/types/InlineQueryResultMpeg4Gif.h b/include/tgbot/types/InlineQueryResultMpeg4Gif.h
index 7543c00..cf6aed4 100644
--- a/include/tgbot/types/InlineQueryResultMpeg4Gif.h
+++ b/include/tgbot/types/InlineQueryResultMpeg4Gif.h
@@ -53,13 +53,13 @@ public:
     /**
     * @brief URL of the static (JPEG or GIF) or animated (MPEG4) thumbnail for the result
     */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
     * @brief Optional. MIME type of the thumbnail, must be one of “image/jpeg”, “image/gif”, or “video/mp4”.
     * Defaults to “image/jpeg”
     */
-    std::string thumbMimeType;
+    std::string thumbnailMimeType;
 
     /**
      * @brief Optional. Title for the result
diff --git a/include/tgbot/types/InlineQueryResultPhoto.h b/include/tgbot/types/InlineQueryResultPhoto.h
index b6ecd76..45e855e 100644
--- a/include/tgbot/types/InlineQueryResultPhoto.h
+++ b/include/tgbot/types/InlineQueryResultPhoto.h
@@ -39,7 +39,7 @@ public:
     /**
      * @brief URL of the thumbnail for the photo
      */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Optional. Width of the photo
diff --git a/include/tgbot/types/InlineQueryResultVenue.h b/include/tgbot/types/InlineQueryResultVenue.h
index 7a93591..ff721db 100644
--- a/include/tgbot/types/InlineQueryResultVenue.h
+++ b/include/tgbot/types/InlineQueryResultVenue.h
@@ -77,17 +77,17 @@ public:
     /**
      * @brief Optional. Url of the thumbnail for the result
      */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Optional. Thumbnail width
      */
-    std::int32_t thumbWidth;
+    std::int32_t thumbnailWidth;
 
     /**
      * @brief Optinal. Thumbnail height
      */
-    std::int32_t thumbHeight;
+    std::int32_t thumbnailHeight;
 };
 }
 
diff --git a/include/tgbot/types/InlineQueryResultVideo.h b/include/tgbot/types/InlineQueryResultVideo.h
index ead6303..7235058 100644
--- a/include/tgbot/types/InlineQueryResultVideo.h
+++ b/include/tgbot/types/InlineQueryResultVideo.h
@@ -44,7 +44,7 @@ public:
     /**
     * @brief URL of the thumbnail (jpeg only) for the video
     */
-    std::string thumbUrl;
+    std::string thumbnailUrl;
 
     /**
      * @brief Title for the result
diff --git a/include/tgbot/types/InputMediaAnimation.h b/include/tgbot/types/InputMediaAnimation.h
index 1cc2621..b79f059 100644
--- a/include/tgbot/types/InputMediaAnimation.h
+++ b/include/tgbot/types/InputMediaAnimation.h
@@ -33,7 +33,7 @@ public:
      * Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>.
      * https://core.telegram.org/bots/api#sending-files
      */
-    std::string thumb;
+    std::string thumbnail;
 
     /**
      * @brief Optional. Animation width
diff --git a/include/tgbot/types/InputMediaAudio.h b/include/tgbot/types/InputMediaAudio.h
index b46936e..abfc023 100644
--- a/include/tgbot/types/InputMediaAudio.h
+++ b/include/tgbot/types/InputMediaAudio.h
@@ -32,7 +32,7 @@ public:
      * Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>.
      * https://core.telegram.org/bots/api#sending-files
      */
-    std::string thumb;
+    std::string thumbnail;
 
     /**
      * @brief Optional. Duration of the audio in seconds
diff --git a/include/tgbot/types/InputMediaDocument.h b/include/tgbot/types/InputMediaDocument.h
index 9a6ab10..12a02e9 100644
--- a/include/tgbot/types/InputMediaDocument.h
+++ b/include/tgbot/types/InputMediaDocument.h
@@ -32,7 +32,7 @@ public:
      * Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>.
      * https://core.telegram.org/bots/api#sending-files
      */
-    std::string thumb;
+    std::string thumbnail;
 
     /**
      * @brief Optional. Disables automatic server-side content type detection for files uploaded using multipart/form-data.
diff --git a/include/tgbot/types/InputMediaVideo.h b/include/tgbot/types/InputMediaVideo.h
index 2645c91..734e7bb 100644
--- a/include/tgbot/types/InputMediaVideo.h
+++ b/include/tgbot/types/InputMediaVideo.h
@@ -33,7 +33,7 @@ public:
      * Thumbnails can't be reused and can be only uploaded as a new file, so you can pass “attach://<file_attach_name>” if the thumbnail was uploaded using multipart/form-data under <file_attach_name>.
      * https://core.telegram.org/bots/api#sending-files
      */
-    std::string thumb;
+    std::string thumbnail;
 
     /**
      * @brief Optional. Video width
diff --git a/include/tgbot/types/InputSticker.h b/include/tgbot/types/InputSticker.h
new file mode 100644
index 0000000..f71107e
--- /dev/null
+++ b/include/tgbot/types/InputSticker.h
@@ -0,0 +1,45 @@
+#ifndef TGBOT_INPUTSTICKER_H
+#define TGBOT_INPUTSTICKER_H
+
+#include "tgbot/types/MaskPosition.h"
+
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace TgBot {
+
+/**
+ * @brief This object describes a sticker to be added to a sticker set.
+ *
+ * @ingroup types
+ */
+class InputSticker {
+public:
+    typedef std::shared_ptr<InputSticker> Ptr;
+
+    /**
+     * @brief The added sticker.
+     * Pass a fileId as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data.
+     * Animated and video stickers can't be uploaded via HTTP URL. https://core.telegram.org/bots/api#sending-files
+     */
+    std::string sticker;
+
+    /**
+     * @brief List of 1-20 emoji associated with the sticker
+     */
+    std::vector<std::string> emojiList;
+
+    /**
+     * @brief Optional. Position where the mask should be placed on faces. For “mask” stickers only.
+     */
+    MaskPosition::Ptr maskPosition;
+
+    /**
+     * @brief Optional. List of 0-20 search keywords for the sticker with total length of up to 64 characters. For “regular” and “custom_emoji” stickers only.
+     */
+    std::vector<std::string> keywords;
+};
+}
+
+#endif //TGBOT_INPUTSTICKER_H
diff --git a/include/tgbot/types/Sticker.h b/include/tgbot/types/Sticker.h
index 7ec0140..ab7f167 100644
--- a/include/tgbot/types/Sticker.h
+++ b/include/tgbot/types/Sticker.h
@@ -68,7 +68,7 @@ public:
     /**
      * @brief Optional. Sticker thumbnail in the .WEBP or .JPG format
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 
     /**
      * @brief Optional. Emoji associated with the sticker
@@ -96,6 +96,11 @@ public:
     std::string customEmojiId;
 
     /**
+     * @brief Optional. True, if the sticker must be repainted to a text color in messages, the color of the Telegram Premium badge in emoji status, white color on chat photos, or another appropriate color in other places
+     */
+    bool needsRepainting = true;
+
+    /**
      * @brief Optional. File size in bytes
      */
     std::int32_t fileSize;
diff --git a/include/tgbot/types/StickerSet.h b/include/tgbot/types/StickerSet.h
index 006b1d1..c55b577 100644
--- a/include/tgbot/types/StickerSet.h
+++ b/include/tgbot/types/StickerSet.h
@@ -59,7 +59,7 @@ public:
     /**
      * @brief Optional. Sticker set thumbnail in the .WEBP, .TGS, or .WEBM format
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 };
 }
 
diff --git a/include/tgbot/types/Video.h b/include/tgbot/types/Video.h
index 95590ad..c23bf44 100644
--- a/include/tgbot/types/Video.h
+++ b/include/tgbot/types/Video.h
@@ -48,7 +48,7 @@ public:
     /**
      * @brief Optional. Video thumbnail
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 
     /**
      * @brief Optional. Original filename as defined by sender
diff --git a/include/tgbot/types/VideoNote.h b/include/tgbot/types/VideoNote.h
index 755e3d0..462b117 100644
--- a/include/tgbot/types/VideoNote.h
+++ b/include/tgbot/types/VideoNote.h
@@ -43,7 +43,7 @@ public:
     /**
      * @brief Optional. Video thumbnail
      */
-    PhotoSize::Ptr thumb;
+    PhotoSize::Ptr thumbnail;
 
     /**
      * @brief Optional. File size
diff --git a/src/Api.cpp b/src/Api.cpp
index c8ce399..bb0ac45 100644
--- a/src/Api.cpp
+++ b/src/Api.cpp
@@ -293,7 +293,7 @@ Message::Ptr Api::sendAudio(boost::variant<std::int64_t, std::string> chatId,
                             std::int32_t duration,
                             const std::string& performer,
                             const std::string& title,
-                            boost::variant<InputFile::Ptr, std::string> thumb,
+                            boost::variant<InputFile::Ptr, std::string> thumbnail,
                             std::int32_t replyToMessageId,
                             GenericReply::Ptr replyMarkup,
                             const std::string& parseMode,
@@ -333,13 +333,13 @@ Message::Ptr Api::sendAudio(boost::variant<std::int64_t, std::string> chatId,
     if (!title.empty()) {
         args.emplace_back("title", title);
     }
-    if (thumb.which() == 0) {   // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {   // InputFile::Ptr
+        auto file = boost::get<InputFile::Ptr>(thumbnail);
+        args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
     } else {    // std::string
-        auto thumbStr = boost::get<std::string>(thumb);
-        if (!thumbStr.empty()) {
-            args.emplace_back("thumb", thumbStr);
+        auto thumbnailStr = boost::get<std::string>(thumbnail);
+        if (!thumbnailStr.empty()) {
+            args.emplace_back("thumbnail", thumbnailStr);
         }
     }
     if (disableNotification) {
@@ -363,7 +363,7 @@ Message::Ptr Api::sendAudio(boost::variant<std::int64_t, std::string> chatId,
 
 Message::Ptr Api::sendDocument(boost::variant<std::int64_t, std::string> chatId,
                                boost::variant<InputFile::Ptr, std::string> document,
-                               boost::variant<InputFile::Ptr, std::string> thumb,
+                               boost::variant<InputFile::Ptr, std::string> thumbnail,
                                const std::string& caption,
                                std::int32_t replyToMessageId,
                                GenericReply::Ptr replyMarkup,
@@ -387,13 +387,13 @@ Message::Ptr Api::sendDocument(boost::variant<std::int64_t, std::string> chatId,
     } else {    // std::string
         args.emplace_back("document", boost::get<std::string>(document));
     }
-    if (thumb.which() == 0) {   // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {   // InputFile::Ptr
+        auto file = boost::get<InputFile::Ptr>(thumbnail);
+        args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
     } else {    // std::string
-        auto thumbStr = boost::get<std::string>(thumb);
-        if (!thumbStr.empty()) {
-            args.emplace_back("thumb", thumbStr);
+        auto thumbnailStr = boost::get<std::string>(thumbnail);
+        if (!thumbnailStr.empty()) {
+            args.emplace_back("thumbnail", thumbnailStr);
         }
     }
     if (!caption.empty()) {
@@ -433,7 +433,7 @@ Message::Ptr Api::sendVideo(boost::variant<std::int64_t, std::string> chatId,
                             std::int32_t duration,
                             std::int32_t width,
                             std::int32_t height,
-                            boost::variant<InputFile::Ptr, std::string> thumb,
+                            boost::variant<InputFile::Ptr, std::string> thumbnail,
                             const std::string& caption ,
                             std::int32_t replyToMessageId,
                             GenericReply::Ptr replyMarkup,
@@ -466,13 +466,13 @@ Message::Ptr Api::sendVideo(boost::variant<std::int64_t, std::string> chatId,
     if (height != 0) {
         args.emplace_back("height", height);
     }
-    if (thumb.which() == 0) {   // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {   // InputFile::Ptr
+        auto file = boost::get<InputFile::Ptr>(thumbnail);
+        args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
     } else {    // std::string
-        auto thumbStr = boost::get<std::string>(thumb);
-        if (!thumbStr.empty()) {
-            args.emplace_back("thumb", thumbStr);
+        auto thumbnailStr = boost::get<std::string>(thumbnail);
+        if (!thumbnailStr.empty()) {
+            args.emplace_back("thumbnail", thumbnailStr);
         }
     }
     if (!caption.empty()) {
@@ -514,7 +514,7 @@ Message::Ptr Api::sendAnimation(boost::variant<std::int64_t, std::string> chatId
                                 std::int32_t duration,
                                 std::int32_t width,
                                 std::int32_t height,
-                                boost::variant<InputFile::Ptr, std::string> thumb,
+                                boost::variant<InputFile::Ptr, std::string> thumbnail,
                                 const std::string& caption,
                                 std::int32_t replyToMessageId,
                                 GenericReply::Ptr replyMarkup,
@@ -547,13 +547,13 @@ Message::Ptr Api::sendAnimation(boost::variant<std::int64_t, std::string> chatId
     if (height != 0) {
         args.emplace_back("height", height);
     }
-    if (thumb.which() == 0) {      // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {      // InputFile::Ptr
+        auto file = boost::get<InputFile::Ptr>(thumbnail);
+        args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
     } else {    // std::string
-        auto thumbStr = boost::get<std::string>(thumb);
-        if (!thumbStr.empty()) {
-            args.emplace_back("thumb", thumbStr);
+        auto thumbnailStr = boost::get<std::string>(thumbnail);
+        if (!thumbnailStr.empty()) {
+            args.emplace_back("thumbnail", thumbnailStr);
         }
     }
     if (!caption.empty()) {
@@ -649,7 +649,7 @@ Message::Ptr Api::sendVideoNote(boost::variant<std::int64_t, std::string> chatId
                                 bool disableNotification,
                                 std::int32_t duration,
                                 std::int32_t length,
-                                boost::variant<InputFile::Ptr, std::string> thumb,
+                                boost::variant<InputFile::Ptr, std::string> thumbnail,
                                 GenericReply::Ptr replyMarkup,
                                 bool allowSendingWithoutReply,
                                 bool protectContent,
@@ -673,13 +673,13 @@ Message::Ptr Api::sendVideoNote(boost::variant<std::int64_t, std::string> chatId
     if (length) {
         args.emplace_back("length", length);
     }
-    if (thumb.which() == 0) {   // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {   // InputFile::Ptr
+        auto file = boost::get<InputFile::Ptr>(thumbnail);
+        args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
     } else {    // std::string
-        auto thumbStr = boost::get<std::string>(thumb);
-        if (!thumbStr.empty()) {
-            args.emplace_back("thumb", thumbStr);
+        auto thumbnailStr = boost::get<std::string>(thumbnail);
+        if (!thumbnailStr.empty()) {
+            args.emplace_back("thumbnail", thumbnailStr);
         }
     }
     if (disableNotification) {
@@ -797,8 +797,14 @@ Message::Ptr Api::editMessageLiveLocation(float latitude,
     std::vector<HttpReqArg> args;
     args.reserve(9);
 
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
     if (messageId) {
         args.emplace_back("message_id", messageId);
@@ -831,8 +837,14 @@ Message::Ptr Api::stopMessageLiveLocation(boost::variant<std::int64_t, std::stri
     std::vector<HttpReqArg> args;
     args.reserve(4);
 
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
     if (messageId) {
         args.emplace_back("message_id", messageId);
@@ -1539,7 +1551,7 @@ ForumTopic::Ptr Api::createForumTopic(boost::variant<std::int64_t, std::string>
 bool Api::editForumTopic(boost::variant<std::int64_t, std::string> chatId,
                          std::int32_t messageThreadId,
                          const std::string& name,
-                         boost::variant<std::int8_t, std::string> iconCustomEmojiId) const {
+                         boost::variant<std::int32_t, std::string> iconCustomEmojiId) const {
     std::vector<HttpReqArg> args;
     args.reserve(4);
 
@@ -1548,8 +1560,14 @@ bool Api::editForumTopic(boost::variant<std::int64_t, std::string> chatId,
     if (!name.empty()) {
         args.emplace_back("name", name);
     }
-    if (iconCustomEmojiId.which() == 1) {   // std::string
-        args.emplace_back("icon_custom_emoji_id", boost::get<std::string>(iconCustomEmojiId));
+    if (iconCustomEmojiId.which() == 0) {   // std::int32_t
+        if (boost::get<std::int32_t>(iconCustomEmojiId) != 0) {
+            args.emplace_back("icon_custom_emoji_id", iconCustomEmojiId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(iconCustomEmojiId) != "") {
+            args.emplace_back("icon_custom_emoji_id", iconCustomEmojiId);
+        }
     }
 
     return sendRequest("editForumTopic", args).get<bool>("", false);
@@ -1689,7 +1707,7 @@ bool Api::setMyCommands(const std::vector<BotCommand::Ptr>& commands,
 }
 
 bool Api::deleteMyCommands(BotCommandScope::Ptr scope,
-                      const std::string& languageCode) const {
+                           const std::string& languageCode) const {
     std::vector<HttpReqArg> args;
     args.reserve(2);
 
@@ -1707,7 +1725,7 @@ std::vector<BotCommand::Ptr> Api::getMyCommands(BotCommandScope::Ptr scope,
                                                 const std::string& languageCode) const {
     std::vector<HttpReqArg> args;
     args.reserve(2);
-;
+
     if (scope != nullptr) {
         args.emplace_back("scope", _tgTypeParser.parseBotCommandScope(scope));
     }
@@ -1718,6 +1736,58 @@ std::vector<BotCommand::Ptr> Api::getMyCommands(BotCommandScope::Ptr scope,
     return _tgTypeParser.parseJsonAndGetArray<BotCommand>(&TgTypeParser::parseJsonAndGetBotCommand, sendRequest("getMyCommands", args));
 }
 
+bool Api::setMyDescription(const std::string& description,
+                           const std::string& languageCode) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    if (!description.empty()) {
+        args.emplace_back("description", description);
+    }
+    if (!languageCode.empty()) {
+        args.emplace_back("language_code", languageCode);
+    }
+
+    return sendRequest("setMyDescription", args).get<bool>("", false);
+}
+
+BotDescription::Ptr Api::getMyDescription(const std::string& languageCode) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(1);
+
+    if (!languageCode.empty()) {
+        args.emplace_back("language_code", languageCode);
+    }
+
+    return _tgTypeParser.parseJsonAndGetBotDescription(sendRequest("getMyDescription", args));
+}
+
+bool Api::setMyShortDescription(const std::string& shortDescription,
+                                const std::string& languageCode) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    if (!shortDescription.empty()) {
+        args.emplace_back("short_description", shortDescription);
+    }
+    if (!languageCode.empty()) {
+        args.emplace_back("language_code", languageCode);
+    }
+
+    return sendRequest("setMyShortDescription", args).get<bool>("", false);
+}
+
+BotShortDescription::Ptr Api::getMyShortDescription(const std::string& languageCode) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(1);
+
+    if (!languageCode.empty()) {
+        args.emplace_back("language_code", languageCode);
+    }
+
+    return _tgTypeParser.parseJsonAndGetBotShortDescription(sendRequest("getMyShortDescription", args));
+}
+
 bool Api::setChatMenuButton(std::int64_t chatId,
                             MenuButton::Ptr menuButton) const {
     std::vector<HttpReqArg> args;
@@ -1781,8 +1851,14 @@ Message::Ptr Api::editMessageText(const std::string& text,
     std::vector<HttpReqArg> args;
     args.reserve(8);
 
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
     if (messageId) {
         args.emplace_back("message_id", messageId);
@@ -1822,8 +1898,14 @@ Message::Ptr Api::editMessageCaption(boost::variant<std::int64_t, std::string> c
     std::vector<HttpReqArg> args;
     args.reserve(7);
 
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
     if (messageId) {
         args.emplace_back("message_id", messageId);
@@ -1861,10 +1943,16 @@ Message::Ptr Api::editMessageMedia(InputMedia::Ptr media,
     std::vector<HttpReqArg> args;
     args.reserve(5);
 
-    args.emplace_back("media", _tgTypeParser.parseInputMedia(media));
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
+    args.emplace_back("media", _tgTypeParser.parseInputMedia(media));
     if (messageId) {
         args.emplace_back("message_id", messageId);
     }
@@ -1891,8 +1979,14 @@ Message::Ptr Api::editMessageReplyMarkup(boost::variant<std::int64_t, std::strin
     std::vector<HttpReqArg> args;
     args.reserve(4);
 
-    if ((boost::get<std::int64_t>(chatId) != 0) || (boost::get<std::string>(chatId) != "")) {
-        args.emplace_back("chat_id", chatId);
+    if (chatId.which() == 0) {   // std::int64_t
+        if (boost::get<std::int64_t>(chatId) != 0) {
+            args.emplace_back("chat_id", chatId);
+        }
+    } else {    // std::string
+        if (boost::get<std::string>(chatId) != "") {
+            args.emplace_back("chat_id", chatId);
+        }
     }
     if (messageId) {
         args.emplace_back("message_id", messageId);
@@ -1945,9 +2039,10 @@ Message::Ptr Api::sendSticker(boost::variant<std::int64_t, std::string> chatId,
                               bool disableNotification,
                               bool allowSendingWithoutReply,
                               bool protectContent,
-                              std::int32_t messageThreadId) const {
+                              std::int32_t messageThreadId,
+                              const std::string& emoji) const {
     std::vector<HttpReqArg> args;
-    args.reserve(8);
+    args.reserve(9);
 
     args.emplace_back("chat_id", chatId);
     if (messageThreadId != 0) {
@@ -1959,6 +2054,9 @@ Message::Ptr Api::sendSticker(boost::variant<std::int64_t, std::string> chatId,
     } else {    // std::string
         args.emplace_back("sticker", boost::get<std::string>(sticker));
     }
+    if (!emoji.empty()) {
+        args.emplace_back("emoji", emoji);
+    }
     if (disableNotification) {
         args.emplace_back("disable_notification", disableNotification);
     }
@@ -1991,7 +2089,8 @@ std::vector<Sticker::Ptr> Api::getCustomEmojiStickers(const std::vector<std::str
     std::vector<HttpReqArg> args;
     args.reserve(1);
 
-    args.emplace_back("custom_emoji_ids", _tgTypeParser.parseArray<std::string>([] (const std::string& customEmojiId) -> std::string {
+    args.emplace_back("custom_emoji_ids", _tgTypeParser.parseArray<std::string>(
+        [] (const std::string& customEmojiId) -> std::string {
         return "\"" + StringTools::escapeJsonString(customEmojiId) + "\"";
     }, customEmojiIds));
 
@@ -1999,12 +2098,14 @@ std::vector<Sticker::Ptr> Api::getCustomEmojiStickers(const std::vector<std::str
 }
 
 File::Ptr Api::uploadStickerFile(std::int64_t userId,
-                                 const InputFile::Ptr pngSticker) const {
+                                 InputFile::Ptr sticker,
+                                 const std::string& stickerFormat) const {
     std::vector<HttpReqArg> args;
-    args.reserve(2);
+    args.reserve(3);
 
     args.emplace_back("user_id", userId);
-    args.emplace_back("png_sticker", pngSticker->data, true, pngSticker->mimeType, pngSticker->fileName);
+    args.emplace_back("sticker", sticker->data, true, sticker->mimeType, sticker->fileName);
+    args.emplace_back("sticker_format", stickerFormat);
 
     return _tgTypeParser.parseJsonAndGetFile(sendRequest("uploadStickerFile", args));
 }
@@ -2012,70 +2113,37 @@ File::Ptr Api::uploadStickerFile(std::int64_t userId,
 bool Api::createNewStickerSet(std::int64_t userId,
                               const std::string& name,
                               const std::string& title,
-                              const std::string& emojis,
-                              MaskPosition::Ptr maskPosition,
-                              boost::variant<InputFile::Ptr, std::string> pngSticker,
-                              InputFile::Ptr tgsSticker,
-                              InputFile::Ptr webmSticker,
-                              const std::string& stickerType) const {
+                              const std::vector<InputSticker::Ptr>& stickers,
+                              const std::string& stickerFormat,
+                              const std::string& stickerType,
+                              bool needsRepainting) const {
     std::vector<HttpReqArg> args;
-    args.reserve(10);
+    args.reserve(7);
 
     args.emplace_back("user_id", userId);
     args.emplace_back("name", name);
     args.emplace_back("title", title);
-    if (pngSticker.which() == 0) {  // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(pngSticker);
-        args.emplace_back("png_sticker", file->data, true, file->mimeType, file->fileName);
-    } else {    // std::string
-        args.emplace_back("png_sticker", boost::get<std::string>(pngSticker));
-    }
-    if (tgsSticker != nullptr) {
-        args.emplace_back("tgs_sticker", tgsSticker->data, true, tgsSticker->mimeType, tgsSticker->fileName);
-    }
-    if (webmSticker != nullptr) {
-        args.emplace_back("webm_sticker", webmSticker->data, true, webmSticker->mimeType, webmSticker->fileName);
-    }
+    args.emplace_back("stickers", _tgTypeParser.parseArray<InputSticker>(&TgTypeParser::parseInputSticker, stickers));
+    args.emplace_back("sticker_format", stickerFormat);
     if (!stickerType.empty()) {
         args.emplace_back("sticker_type", stickerType);
     }
-    args.emplace_back("emojis", emojis);
-    if (maskPosition != nullptr) {
-        args.emplace_back("mask_position", _tgTypeParser.parseMaskPosition(maskPosition));
+    if (needsRepainting) {
+        args.emplace_back("needs_repainting", needsRepainting);
     }
 
     return sendRequest("createNewStickerSet", args).get<bool>("", false);
 }
 
 bool Api::addStickerToSet(std::int64_t userId,
-                         const std::string& name,
-                         const std::string& emojis,
-                         MaskPosition::Ptr maskPosition,
-                         boost::variant<InputFile::Ptr, std::string> pngSticker,
-                         InputFile::Ptr tgsSticker,
-                         InputFile::Ptr webmSticker) const {
+                          const std::string& name,
+                          InputSticker::Ptr sticker) const {
     std::vector<HttpReqArg> args;
-    args.reserve(7);
+    args.reserve(3);
 
     args.emplace_back("user_id", userId);
     args.emplace_back("name", name);
-    
-    if (pngSticker.which() == 0) {  // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(pngSticker);
-        args.emplace_back("png_sticker", file->data, true, file->mimeType, file->fileName);
-    } else {    // std::string
-        args.emplace_back("png_sticker", boost::get<std::string>(pngSticker));
-    }
-    if (tgsSticker != nullptr) {
-        args.emplace_back("tgs_sticker", tgsSticker->data, true, tgsSticker->mimeType, tgsSticker->fileName);
-    }
-    if (webmSticker != nullptr) {
-        args.emplace_back("webm_sticker", webmSticker->data, true, webmSticker->mimeType, webmSticker->fileName);
-    }
-    args.emplace_back("emojis", emojis);
-    if (maskPosition != nullptr) {
-        args.emplace_back("mask_position", _tgTypeParser.parseMaskPosition(maskPosition));
-    }
+    args.emplace_back("sticker", _tgTypeParser.parseInputSticker(sticker));
 
     return sendRequest("addStickerToSet", args).get<bool>("", false);
 }
@@ -2100,22 +2168,102 @@ bool Api::deleteStickerFromSet(const std::string& sticker) const {
     return sendRequest("deleteStickerFromSet", args).get<bool>("", false);
 }
 
-bool Api::setStickerSetThumb(const std::string& name,
-                             std::int64_t userId,
-                             boost::variant<InputFile::Ptr, std::string> thumb) const {
+bool Api::setStickerEmojiList(const std::string& sticker,
+                              const std::vector<std::string>& emojiList) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    args.emplace_back("sticker", sticker);
+    args.emplace_back("emoji_list", _tgTypeParser.parseArray<std::string>(
+        [](const std::string& emoji)->std::string {
+        return "\"" + StringTools::escapeJsonString(emoji) + "\"";
+    }, emojiList));
+
+    return sendRequest("setStickerEmojiList", args).get<bool>("", false);
+}
+
+bool Api::setStickerKeywords(const std::string& sticker,
+                             const std::vector<std::string>& keywords) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    args.emplace_back("sticker", sticker);
+    if (!keywords.empty()) {
+        args.emplace_back("keywords", _tgTypeParser.parseArray<std::string>(
+            [](const std::string& keyword)->std::string {
+            return "\"" + StringTools::escapeJsonString(keyword) + "\"";
+        }, keywords));
+    }
+
+    return sendRequest("setStickerKeywords", args).get<bool>("", false);
+}
+
+bool Api::setStickerMaskPosition(const std::string& sticker,
+                                 MaskPosition::Ptr maskPosition) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    args.emplace_back("sticker", sticker);
+    if (maskPosition != nullptr) {
+        args.emplace_back("mask_position", _tgTypeParser.parseMaskPosition(maskPosition));
+    }
+
+    return sendRequest("setStickerMaskPosition", args).get<bool>("", false);
+}
+
+bool Api::setStickerSetTitle(const std::string& name,
+                             const std::string& title) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    args.emplace_back("name", name);
+    args.emplace_back("title", title);
+
+    return sendRequest("setStickerSetTitle", args).get<bool>("", false);
+}
+
+bool Api::setStickerSetThumbnail(const std::string& name,
+                                 std::int64_t userId,
+                                 boost::variant<InputFile::Ptr, std::string> thumbnail) const {
     std::vector<HttpReqArg> args;
     args.reserve(3);
 
     args.emplace_back("name", name);
     args.emplace_back("user_id", userId);
-    if (thumb.which() == 0) {   // InputFile::Ptr
-        auto file = boost::get<InputFile::Ptr>(thumb);
-        args.emplace_back("thumb", file->data, true, file->mimeType, file->fileName);
+    if (thumbnail.which() == 0) {   // InputFile::Ptr
+        if (boost::get<InputFile::Ptr>(thumbnail) != nullptr) {
+            auto file = boost::get<InputFile::Ptr>(thumbnail);
+            args.emplace_back("thumbnail", file->data, true, file->mimeType, file->fileName);
+        }
     } else {    // std::string
-        args.emplace_back("thumb", boost::get<std::string>(thumb));
+        if (boost::get<std::string>(thumbnail) != "") {
+            args.emplace_back("thumbnail", boost::get<std::string>(thumbnail));
+        }
+    }
+
+    return sendRequest("setStickerSetThumbnail", args).get<bool>("", false);
+}
+
+bool Api::setCustomEmojiStickerSetThumbnail(const std::string& name,
+                                            const std::string& customEmojiId) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(2);
+
+    args.emplace_back("name", name);
+    if (!customEmojiId.empty()) {
+        args.emplace_back("custom_emoji_id", customEmojiId);
     }
 
-    return sendRequest("setStickerSetThumb", args).get<bool>("", false);
+    return sendRequest("setCustomEmojiStickerSetThumbnail", args).get<bool>("", false);
+}
+
+bool Api::deleteStickerSet(const std::string& name) const {
+    std::vector<HttpReqArg> args;
+    args.reserve(1);
+
+    args.emplace_back("name", name);
+
+    return sendRequest("deleteStickerSet", args).get<bool>("", false);
 }
 
 bool Api::answerInlineQuery(const std::string& inlineQueryId,
diff --git a/src/TgTypeParser.cpp b/src/TgTypeParser.cpp
index 9e04851..efd1c08 100644
--- a/src/TgTypeParser.cpp
+++ b/src/TgTypeParser.cpp
@@ -531,7 +531,7 @@ Animation::Ptr TgTypeParser::parseJsonAndGetAnimation(const boost::property_tree
     result->width = data.get<std::int32_t>("width", 0);
     result->height = data.get<std::int32_t>("height", 0);
     result->duration = data.get<std::int32_t>("duration", 0);
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     result->fileName = data.get<std::string>("file_name", "");
     result->mimeType = data.get<std::string>("mime_type", "");
     result->fileSize = data.get<std::int64_t>("file_size", 0);
@@ -549,7 +549,7 @@ std::string TgTypeParser::parseAnimation(const Animation::Ptr& object) const {
     appendToJson(result, "width", object->width);
     appendToJson(result, "height", object->height);
     appendToJson(result, "duration", object->duration);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     appendToJson(result, "file_name", object->fileName);
     appendToJson(result, "mime_type", object->mimeType);
     appendToJson(result, "file_size", object->fileSize);
@@ -568,7 +568,7 @@ Audio::Ptr TgTypeParser::parseJsonAndGetAudio(const boost::property_tree::ptree&
     result->fileName = data.get<std::string>("file_name", "");
     result->mimeType = data.get<std::string>("mime_type", "");
     result->fileSize = data.get<std::int64_t>("file_size", 0);
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     return result;
 }
 
@@ -586,7 +586,7 @@ std::string TgTypeParser::parseAudio(const Audio::Ptr& object) const {
     appendToJson(result, "file_name", object->fileName);
     appendToJson(result, "mime_type", object->mimeType);
     appendToJson(result, "file_size", object->fileSize);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     removeLastComma(result);
     result += '}';
     return result;
@@ -596,7 +596,7 @@ Document::Ptr TgTypeParser::parseJsonAndGetDocument(const boost::property_tree::
     auto result(std::make_shared<Document>());
     result->fileId = data.get<std::string>("file_id", "");
     result->fileUniqueId = data.get<std::string>("file_unique_id", "");
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     result->fileName = data.get<std::string>("file_name", "");
     result->mimeType = data.get<std::string>("mime_type", "");
     result->fileSize = data.get<std::int64_t>("file_size", 0);
@@ -611,7 +611,7 @@ std::string TgTypeParser::parseDocument(const Document::Ptr& object) const {
     result += '{';
     appendToJson(result, "file_id", object->fileId);
     appendToJson(result, "file_unique_id", object->fileUniqueId);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     appendToJson(result, "file_name", object->fileName);
     appendToJson(result, "mime_type", object->mimeType);
     appendToJson(result, "file_size", object->fileSize);
@@ -627,7 +627,7 @@ Video::Ptr TgTypeParser::parseJsonAndGetVideo(const boost::property_tree::ptree&
     result->width = data.get<std::int32_t>("width", 0);
     result->height = data.get<std::int32_t>("height", 0);
     result->duration = data.get<std::int32_t>("duration", 0);
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     result->fileName = data.get<std::string>("file_name", "");
     result->mimeType = data.get<std::string>("mime_type", "");
     result->fileSize = data.get<std::int64_t>("file_size", 0);
@@ -645,7 +645,7 @@ std::string TgTypeParser::parseVideo(const Video::Ptr& object) const {
     appendToJson(result, "width", object->width);
     appendToJson(result, "height", object->height);
     appendToJson(result, "duration", object->duration);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     appendToJson(result, "file_name", object->fileName);
     appendToJson(result, "mime_type", object->mimeType);
     appendToJson(result, "file_size", object->fileSize);
@@ -660,7 +660,7 @@ VideoNote::Ptr TgTypeParser::parseJsonAndGetVideoNote(const boost::property_tree
     result->fileUniqueId = data.get<std::string>("file_unique_id", "");
     result->length = data.get<std::int32_t>("length", 0);
     result->duration = data.get<std::int32_t>("duration", 0);
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     result->fileSize = data.get("file_size", 0);
     return result;
 }
@@ -675,7 +675,7 @@ std::string TgTypeParser::parseVideoNote(const VideoNote::Ptr& object) const {
     appendToJson(result, "file_unique_id", object->fileUniqueId);
     appendToJson(result, "length", object->length);
     appendToJson(result, "duration", object->duration);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     appendToJson(result, "file_size", object->fileSize);
     removeLastComma(result);
     result += '}';
@@ -2220,6 +2220,36 @@ std::string TgTypeParser::parseBotCommandScopeChatMember(const BotCommandScopeCh
     return result;
 }
 
+BotDescription::Ptr TgTypeParser::parseJsonAndGetBotDescription(const boost::property_tree::ptree& data) const {
+    auto result(std::make_shared<BotDescription>());
+    result->description = data.get<std::string>("description", "");
+    return result;
+}
+
+std::string TgTypeParser::parseBotDescription(const BotDescription::Ptr& object) const {
+    std::string result;
+    result += '{';
+    appendToJson(result, "description", object->description);
+    removeLastComma(result);
+    result += '}';
+    return result;
+}
+
+BotShortDescription::Ptr TgTypeParser::parseJsonAndGetBotShortDescription(const boost::property_tree::ptree& data) const {
+    auto result(std::make_shared<BotShortDescription>());
+    result->shortDescription = data.get<std::string>("short_description", "");
+    return result;
+}
+
+std::string TgTypeParser::parseBotShortDescription(const BotShortDescription::Ptr& object) const {
+    std::string result;
+    result += '{';
+    appendToJson(result, "short_description", object->shortDescription);
+    removeLastComma(result);
+    result += '}';
+    return result;
+}
+
 MenuButton::Ptr TgTypeParser::parseJsonAndGetMenuButton(const boost::property_tree::ptree& data) const {
     std::string type = data.get<std::string>("type", "");
     MenuButton::Ptr result;
@@ -2413,7 +2443,7 @@ std::string TgTypeParser::parseInputMediaPhoto(const InputMediaPhoto::Ptr& objec
 InputMediaVideo::Ptr TgTypeParser::parseJsonAndGetInputMediaVideo(const boost::property_tree::ptree& data) const {
     // NOTE: This function will be called by parseJsonAndGetInputMedia().
     auto result(std::make_shared<InputMediaVideo>());
-    result->thumb = data.get<std::string>("thumb", "");
+    result->thumbnail = data.get<std::string>("thumbnail", "");
     result->width = data.get<std::int32_t>("width", 0);
     result->height = data.get<std::int32_t>("height", 0);
     result->duration = data.get<std::int32_t>("duration", 0);
@@ -2429,7 +2459,7 @@ std::string TgTypeParser::parseInputMediaVideo(const InputMediaVideo::Ptr& objec
     // This function will be called by parseInputMedia(), so I don't add
     // curly brackets to the result std::string.
     std::string result;
-    appendToJson(result, "thumb", object->thumb);
+    appendToJson(result, "thumbnail", object->thumbnail);
     appendToJson(result, "width", object->width);
     appendToJson(result, "height", object->height);
     appendToJson(result, "duration", object->duration);
@@ -2442,7 +2472,7 @@ std::string TgTypeParser::parseInputMediaVideo(const InputMediaVideo::Ptr& objec
 InputMediaAnimation::Ptr TgTypeParser::parseJsonAndGetInputMediaAnimation(const boost::property_tree::ptree& data) const {
     // NOTE: This function will be called by parseJsonAndGetInputMedia().
     auto result(std::make_shared<InputMediaAnimation>());
-    result->thumb = data.get<std::string>("thumb", "");
+    result->thumbnail = data.get<std::string>("thumbnail", "");
     result->width = data.get<std::int32_t>("width", 0);
     result->height = data.get<std::int32_t>("height", 0);
     result->duration = data.get<std::int32_t>("duration", 0);
@@ -2457,7 +2487,7 @@ std::string TgTypeParser::parseInputMediaAnimation(const InputMediaAnimation::Pt
     // This function will be called by parseInputMedia(), so I don't add
     // curly brackets to the result std::string.
     std::string result;
-    appendToJson(result, "thumb", object->thumb);
+    appendToJson(result, "thumbnail", object->thumbnail);
     appendToJson(result, "width", object->width);
     appendToJson(result, "height", object->height);
     appendToJson(result, "duration", object->duration);
@@ -2469,7 +2499,7 @@ std::string TgTypeParser::parseInputMediaAnimation(const InputMediaAnimation::Pt
 InputMediaAudio::Ptr TgTypeParser::parseJsonAndGetInputMediaAudio(const boost::property_tree::ptree& data) const {
     // NOTE: This function will be called by parseJsonAndGetInputMedia().
     auto result(std::make_shared<InputMediaAudio>());
-    result->thumb = data.get<std::string>("thumb", "");
+    result->thumbnail = data.get<std::string>("thumbnail", "");
     result->duration = data.get<std::int32_t>("duration", 0);
     result->performer = data.get<std::string>("performer", "");
     result->title = data.get<std::string>("title", "");
@@ -2483,7 +2513,7 @@ std::string TgTypeParser::parseInputMediaAudio(const InputMediaAudio::Ptr& objec
     // This function will be called by parseInputMedia(), so I don't add
     // curly brackets to the result std::string.
     std::string result;
-    appendToJson(result, "thumb", object->thumb);
+    appendToJson(result, "thumbnail", object->thumbnail);
     appendToJson(result, "duration", object->duration);
     appendToJson(result, "performer", object->performer);
     appendToJson(result, "title", object->title);
@@ -2494,7 +2524,7 @@ std::string TgTypeParser::parseInputMediaAudio(const InputMediaAudio::Ptr& objec
 InputMediaDocument::Ptr TgTypeParser::parseJsonAndGetInputMediaDocument(const boost::property_tree::ptree& data) const {
     // NOTE: This function will be called by parseJsonAndGetInputMedia().
     auto result(std::make_shared<InputMediaDocument>());
-    result->thumb = data.get<std::string>("thumb", "");
+    result->thumbnail = data.get<std::string>("thumbnail", "");
     result->disableContentTypeDetection = data.get<bool>("disable_content_type_detection", false);
     return result;
 }
@@ -2506,7 +2536,7 @@ std::string TgTypeParser::parseInputMediaDocument(const InputMediaDocument::Ptr&
     // This function will be called by parseInputMedia(), so I don't add
     // curly brackets to the result std::string.
     std::string result;
-    appendToJson(result, "thumb", object->thumb);
+    appendToJson(result, "thumbnail", object->thumbnail);
     appendToJson(result, "disable_content_type_detection", object->disableContentTypeDetection);
     // The last comma will be erased by parseInputMedia().
     return result;
@@ -2528,12 +2558,13 @@ Sticker::Ptr TgTypeParser::parseJsonAndGetSticker(const boost::property_tree::pt
     result->height = data.get<std::int32_t>("height", 0);
     result->isAnimated = data.get<bool>("is_animated", false);
     result->isVideo = data.get<bool>("is_video", false);
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     result->emoji = data.get<std::string>("emoji", "");
     result->setName = data.get<std::string>("set_name", "");
     result->premiumAnimation = tryParseJson<File>(&TgTypeParser::parseJsonAndGetFile, data, "premium_animation");
     result->maskPosition = tryParseJson<MaskPosition>(&TgTypeParser::parseJsonAndGetMaskPosition, data, "mask_position");
     result->customEmojiId = data.get<std::string>("custom_emoji_id", "");
+    result->needsRepainting = data.get<bool>("needs_repainting", true);
     result->fileSize = data.get<std::int32_t>("file_size", 0);
     return result;
 }
@@ -2557,12 +2588,13 @@ std::string TgTypeParser::parseSticker(const Sticker::Ptr& object) const {
     appendToJson(result, "height", object->height);
     appendToJson(result, "is_animated", object->isAnimated);
     appendToJson(result, "is_video", object->isVideo);
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     appendToJson(result, "emoji", object->emoji);
     appendToJson(result, "set_name", object->setName);
     appendToJson(result, "premium_animation", parseFile(object->premiumAnimation));
     appendToJson(result, "mask_position", parseMaskPosition(object->maskPosition));
     appendToJson(result, "custom_emoji_id", object->customEmojiId);
+    appendToJson(result, "needs_repainting", object->needsRepainting);
     appendToJson(result, "file_size", object->fileSize);
     removeLastComma(result);
     result += '}';
@@ -2584,7 +2616,7 @@ StickerSet::Ptr TgTypeParser::parseJsonAndGetStickerSet(const boost::property_tr
     result->isAnimated = data.get<bool>("is_animated", false);
     result->isVideo = data.get<bool>("is_video", false);
     result->stickers = parseJsonAndGetArray<Sticker>(&TgTypeParser::parseJsonAndGetSticker, data, "stickers");
-    result->thumb = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumb");
+    result->thumbnail = tryParseJson<PhotoSize>(&TgTypeParser::parseJsonAndGetPhotoSize, data, "thumbnail");
     return result;
 }
 
@@ -2606,7 +2638,7 @@ std::string TgTypeParser::parseStickerSet(const StickerSet::Ptr& object) const {
     appendToJson(result, "is_animated", object->isAnimated);
     appendToJson(result, "is_video", object->isVideo);
     appendToJson(result, "stickers", parseArray(&TgTypeParser::parseSticker, object->stickers));
-    appendToJson(result, "thumb", parsePhotoSize(object->thumb));
+    appendToJson(result, "thumbnail", parsePhotoSize(object->thumbnail));
     removeLastComma(result);
     result += '}';
     return result;
@@ -2636,6 +2668,44 @@ std::string TgTypeParser::parseMaskPosition(const MaskPosition::Ptr& object) con
     return result;
 }
 
+InputSticker::Ptr TgTypeParser::parseJsonAndGetInputSticker(const boost::property_tree::ptree& data) const {
+    auto result(std::make_shared<InputSticker>());
+    result->sticker = data.get<std::string>("sticker", "");
+    result->emojiList = parseJsonAndGetArray<std::string>(
+        [] (const boost::property_tree::ptree& innerData)->std::string {
+        return innerData.get<std::string>("");
+    }
+    , data, "emoji_list");
+    result->maskPosition = tryParseJson<MaskPosition>(&TgTypeParser::parseJsonAndGetMaskPosition, data, "mask_position");
+    result->keywords = parseJsonAndGetArray<std::string>(
+        [] (const boost::property_tree::ptree& innerData)->std::string {
+        return innerData.get<std::string>("");
+    }
+    , data, "keywords");
+    return result;
+}
+
+std::string TgTypeParser::parseInputSticker(const InputSticker::Ptr& object) const {
+    if (!object) {
+        return "";
+    }
+    std::string result;
+    result += '{';
+    appendToJson(result, "sticker", object->sticker);
+    appendToJson(result, "emoji_list", parseArray<std::string>(
+        [] (const std::string& s)->std::string {
+        return s;
+    }, object->emojiList));
+    appendToJson(result, "mask_position", parseMaskPosition(object->maskPosition));
+    appendToJson(result, "keywords", parseArray<std::string>(
+        [] (const std::string& s)->std::string {
+        return s;
+    }, object->keywords));
+    removeLastComma(result);
+    result += '}';
+    return result;
+}
+
 InlineQuery::Ptr TgTypeParser::parseJsonAndGetInlineQuery(const boost::property_tree::ptree& data) const {
     auto result(std::make_shared<InlineQuery>());
     result->id = data.get<std::string>("id", "");
@@ -2784,9 +2854,9 @@ InlineQueryResultArticle::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultArti
     result->url = data.get<std::string>("url", "");
     result->hideUrl = data.get<bool>("hide_url", false);
     result->description = data.get<std::string>("description", "");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbWidth = data.get<std::int32_t>("thumb_width", 0);
-    result->thumbHeight = data.get<std::int32_t>("thumb_height", 0);
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailWidth = data.get<std::int32_t>("thumbnail_width", 0);
+    result->thumbnailHeight = data.get<std::int32_t>("thumbnail_height", 0);
     return result;
 }
 
@@ -2802,9 +2872,9 @@ std::string TgTypeParser::parseInlineQueryResultArticle(const InlineQueryResultA
     appendToJson(result, "url", object->url);
     appendToJson(result, "hide_url", object->hideUrl);
     appendToJson(result, "description", object->description);
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_width", object->thumbWidth);
-    appendToJson(result, "thumb_height", object->thumbHeight);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_width", object->thumbnailWidth);
+    appendToJson(result, "thumbnail_height", object->thumbnailHeight);
     // The last comma will be erased by parseInlineQueryResult().
     return result;
 }
@@ -2813,7 +2883,7 @@ InlineQueryResultPhoto::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultPhoto(
     // NOTE: This function will be called by parseJsonAndGetInlineQueryResult().
     auto result(std::make_shared<InlineQueryResultPhoto>());
     result->photoUrl = data.get<std::string>("photo_url", "");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
     result->photoWidth = data.get<std::int32_t>("photo_width", 0);
     result->photoHeight = data.get<std::int32_t>("photo_height", 0);
     result->title = data.get<std::string>("title", "");
@@ -2833,7 +2903,7 @@ std::string TgTypeParser::parseInlineQueryResultPhoto(const InlineQueryResultPho
     // curly brackets to the result std::string.
     std::string result;
     appendToJson(result, "photo_url", object->photoUrl);
-    appendToJson(result, "thumb_url", object->thumbUrl);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
     appendToJson(result, "photo_width", object->photoWidth);
     appendToJson(result, "photo_height", object->photoHeight);
     appendToJson(result, "title", object->title);
@@ -2853,8 +2923,8 @@ InlineQueryResultGif::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultGif(cons
     result->gifWidth = data.get<std::int32_t>("gif_width", 0);
     result->gifHeight = data.get<std::int32_t>("gif_height", 0);
     result->gifDuration = data.get<std::int32_t>("gif_duration", 0);
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbMimeType = data.get<std::string>("thumb_mime_type", "");
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailMimeType = data.get<std::string>("thumbnail_mime_type", "");
     result->title = data.get<std::string>("title", "");
     result->caption = data.get<std::string>("caption", "");
     result->parseMode = data.get<std::string>("parse_mode", "");
@@ -2874,8 +2944,8 @@ std::string TgTypeParser::parseInlineQueryResultGif(const InlineQueryResultGif::
     appendToJson(result, "gif_width", object->gifWidth);
     appendToJson(result, "gif_height", object->gifHeight);
     appendToJson(result, "gif_duration", object->gifDuration);
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_mime_type", object->thumbMimeType);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_mime_type", object->thumbnailMimeType);
     appendToJson(result, "title", object->title);
     appendToJson(result, "caption", object->caption);
     appendToJson(result, "parse_mode", object->parseMode);
@@ -2892,8 +2962,8 @@ InlineQueryResultMpeg4Gif::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultMpe
     result->mpeg4Width = data.get<std::int32_t>("mpeg4_width", 0);
     result->mpeg4Height = data.get<std::int32_t>("mpeg4_height", 0);
     result->mpeg4Duration = data.get<std::int32_t>("mpeg4_duration", 0);
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbMimeType = data.get<std::string>("thumb_mime_type", "");
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailMimeType = data.get<std::string>("thumbnail_mime_type", "");
     result->title = data.get<std::string>("title", "");
     result->caption = data.get<std::string>("caption", "");
     result->parseMode = data.get<std::string>("parse_mode", "");
@@ -2913,8 +2983,8 @@ std::string TgTypeParser::parseInlineQueryResultMpeg4Gif(const InlineQueryResult
     appendToJson(result, "mpeg4_width", object->mpeg4Width);
     appendToJson(result, "mpeg4_height", object->mpeg4Height);
     appendToJson(result, "mpeg4_duration", object->mpeg4Duration);
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_mime_type", object->thumbMimeType);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_mime_type", object->thumbnailMimeType);
     appendToJson(result, "title", object->title);
     appendToJson(result, "caption", object->caption);
     appendToJson(result, "parse_mode", object->parseMode);
@@ -2929,7 +2999,7 @@ InlineQueryResultVideo::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultVideo(
     auto result(std::make_shared<InlineQueryResultVideo>());
     result->videoUrl = data.get<std::string>("video_url", "");
     result->mimeType = data.get<std::string>("mime_type", "");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
     result->title = data.get<std::string>("title", "");
     result->caption = data.get<std::string>("caption", "");
     result->parseMode = data.get<std::string>("parse_mode", "");
@@ -2951,7 +3021,7 @@ std::string TgTypeParser::parseInlineQueryResultVideo(const InlineQueryResultVid
     std::string result;
     appendToJson(result, "video_url", object->videoUrl);
     appendToJson(result, "mime_type", object->mimeType);
-    appendToJson(result, "thumb_url", object->thumbUrl);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
     appendToJson(result, "title", object->title);
     appendToJson(result, "caption", object->caption);
     appendToJson(result, "parse_mode", object->parseMode);
@@ -3040,9 +3110,9 @@ InlineQueryResultDocument::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultDoc
     result->mimeType = data.get<std::string>("mime_type", "");
     result->description = data.get<std::string>("description", "");
     result->inputMessageContent = tryParseJson<InputMessageContent>(&TgTypeParser::parseJsonAndGetInputMessageContent, data, "input_message_content");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbWidth = data.get<std::int32_t>("thumb_width", 0);
-    result->thumbHeight = data.get<std::int32_t>("thumb_height", 0);
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailWidth = data.get<std::int32_t>("thumbnail_width", 0);
+    result->thumbnailHeight = data.get<std::int32_t>("thumbnail_height", 0);
     return result;
 }
 
@@ -3061,9 +3131,9 @@ std::string TgTypeParser::parseInlineQueryResultDocument(const InlineQueryResult
     appendToJson(result, "mime_type", object->mimeType);
     appendToJson(result, "description", object->description);
     appendToJson(result, "input_message_content", parseInputMessageContent(object->inputMessageContent));
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_width", object->thumbWidth);
-    appendToJson(result, "thumb_height", object->thumbHeight);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_width", object->thumbnailWidth);
+    appendToJson(result, "thumbnail_height", object->thumbnailHeight);
     // The last comma will be erased by parseInlineQueryResult().
     return result;
 }
@@ -3079,9 +3149,9 @@ InlineQueryResultLocation::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultLoc
     result->heading = data.get<std::int32_t>("heading", 0);
     result->proximityAlertRadius = data.get<std::int32_t>("proximity_alert_radius", 0);
     result->inputMessageContent = tryParseJson<InputMessageContent>(&TgTypeParser::parseJsonAndGetInputMessageContent, data, "input_message_content");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbWidth = data.get<std::int32_t>("thumb_width", 0);
-    result->thumbHeight = data.get<std::int32_t>("thumb_height", 0);
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailWidth = data.get<std::int32_t>("thumbnail_width", 0);
+    result->thumbnailHeight = data.get<std::int32_t>("thumbnail_height", 0);
     return result;
 }
 
@@ -3100,9 +3170,9 @@ std::string TgTypeParser::parseInlineQueryResultLocation(const InlineQueryResult
     appendToJson(result, "heading", object->heading);
     appendToJson(result, "proximity_alert_radius", object->proximityAlertRadius);
     appendToJson(result, "input_message_content", parseInputMessageContent(object->inputMessageContent));
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_width", object->thumbWidth);
-    appendToJson(result, "thumb_height", object->thumbHeight);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_width", object->thumbnailWidth);
+    appendToJson(result, "thumbnail_height", object->thumbnailHeight);
     // The last comma will be erased by parseInlineQueryResult().
     return result;
 }
@@ -3119,9 +3189,9 @@ InlineQueryResultVenue::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultVenue(
     result->googlePlaceId = data.get<std::string>("google_place_id", "");
     result->googlePlaceType = data.get<std::string>("google_place_type", "");
     result->inputMessageContent = tryParseJson<InputMessageContent>(&TgTypeParser::parseJsonAndGetInputMessageContent, data, "input_message_content");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbWidth = data.get<std::int32_t>("thumb_width", 0);
-    result->thumbHeight = data.get<std::int32_t>("thumb_height", 0);
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailWidth = data.get<std::int32_t>("thumbnail_width", 0);
+    result->thumbnailHeight = data.get<std::int32_t>("thumbnail_height", 0);
     return result;
 }
 
@@ -3141,9 +3211,9 @@ std::string TgTypeParser::parseInlineQueryResultVenue(const InlineQueryResultVen
     appendToJson(result, "google_place_id", object->googlePlaceId);
     appendToJson(result, "google_place_type", object->googlePlaceType);
     appendToJson(result, "input_message_content", parseInputMessageContent(object->inputMessageContent));
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_width", object->thumbWidth);
-    appendToJson(result, "thumb_height", object->thumbHeight);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_width", object->thumbnailWidth);
+    appendToJson(result, "thumbnail_height", object->thumbnailHeight);
     // The last comma will be erased by parseInlineQueryResult().
     return result;
 }
@@ -3156,9 +3226,9 @@ InlineQueryResultContact::Ptr TgTypeParser::parseJsonAndGetInlineQueryResultCont
     result->lastName = data.get<std::string>("last_name", "");
     result->vcard = data.get<std::string>("vcard", "");
     result->inputMessageContent = tryParseJson<InputMessageContent>(&TgTypeParser::parseJsonAndGetInputMessageContent, data, "input_message_content");
-    result->thumbUrl = data.get<std::string>("thumb_url", "");
-    result->thumbWidth = data.get<std::int32_t>("thumb_width", 0);
-    result->thumbHeight = data.get<std::int32_t>("thumb_height", 0);
+    result->thumbnailUrl = data.get<std::string>("thumbnail_url", "");
+    result->thumbnailWidth = data.get<std::int32_t>("thumbnail_width", 0);
+    result->thumbnailHeight = data.get<std::int32_t>("thumbnail_height", 0);
     return result;
 }
 
@@ -3174,9 +3244,9 @@ std::string TgTypeParser::parseInlineQueryResultContact(const InlineQueryResultC
     appendToJson(result, "last_name", object->lastName);
     appendToJson(result, "vcard", object->vcard);
     appendToJson(result, "input_message_content", parseInputMessageContent(object->inputMessageContent));
-    appendToJson(result, "thumb_url", object->thumbUrl);
-    appendToJson(result, "thumb_width", object->thumbWidth);
-    appendToJson(result, "thumb_height", object->thumbHeight);
+    appendToJson(result, "thumbnail_url", object->thumbnailUrl);
+    appendToJson(result, "thumbnail_width", object->thumbnailWidth);
+    appendToJson(result, "thumbnail_height", object->thumbnailHeight);
     // The last comma will be erased by parseInlineQueryResult().
     return result;
 }