Optionalallow_Optionalbusiness_Unique identifier of the business connection on behalf of which the message will be sent
OptionalcaptionMedia caption, 0-1024 characters after entities parsing
Optionalcaption_A JSON-serialized list of special entities that appear in the caption, which can be specified instead of parse_mode
Unique identifier for the target chat or username of the target bot, supergroup or channel in the format @username. If the chat is a channel, all Telegram Star proceeds from this media will be credited to the chat's balance. Otherwise, they will be credited to the bot's balance.
Optionaldirect_Identifier of the direct messages topic to which the message will be sent; required if the message is sent to a direct messages chat
Optionaldisable_Sends the message silently. Users will receive a notification with no sound.
A JSON-serialized array describing the media to be sent; up to 10 items
Optionalmessage_Unique identifier for the target message thread (topic) of a forum; for forum supergroups and private chats of bots with forum topic mode enabled only
Optionalparse_Mode for parsing entities in the media caption. See formatting options for more details.
OptionalpayloadBot-defined paid media payload, 0-128 bytes. This will not be displayed to the user, use it for your internal processes.
Optionalprotect_Protects the contents of the sent message from forwarding and saving
Optionalreply_Additional interface options. A JSON-serialized object for an inline keyboard, custom reply keyboard, instructions to remove a reply keyboard or to force a reply from the user
Optionalreply_Description of the message to reply to
Optionalshow_Pass True, if the caption must be shown above the message media
The number of Telegram Stars that must be paid to buy access to the media; 1-25000
Optionalsuggested_A JSON-serialized object containing the parameters of the suggested post to send; for direct messages chats only. If the message is sent as a reply to another suggested post, then that suggested post is automatically declined.
Pass True to allow up to 1000 messages per second, ignoring broadcasting limits for a fee of 0.1 Telegram Stars per message. The relevant Stars will be withdrawn from the bot's balance.