Optionalallow_Optionalbusiness_Unique identifier of the business connection on behalf of which the message will be sent
Unique identifier for the target chat or username of the target bot, supergroup or channel in the format @username
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.
Contact's first name
Optionallast_Contact's last name
Optionalmessage_Unique identifier of the message effect to be added to the message; for private chats only
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
Contact's phone number
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
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.
OptionalvcardAdditional data about the contact in the form of a vCard, 0-2048 bytes
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 The relevant Stars will be withdrawn from the bot's balance.