User ​
addedToAttachmentMenu ​
Type: boolean, optional
True, if this user added the bot to the attachment menu.
allowsWriteToPm ​
Type: boolean, optional
True, if this user allowed the bot to message them.
firstName ​
Type: string
First name of the user or bot.
id ​
Type: number
A unique identifier for the user or bot.
isBot ​
Type: boolean, optional
True, if this user is a bot. Returned in the receiver field only.
isPremium ​
Type: boolean, optional
True, if this user is a Telegram Premium user.
lastName ​
Type: string, optional
Last name of the user or bot.
languageCode ​
Type: string, optional
IETF language tag of the user's language. Returns in user field only.
photoUrl ​
Type: string, optional
URL of the user’s profile photo. The photo can be in .jpeg or .svg formats. Only returned for Web Apps launched from the attachment menu.
username ​
Type: string, optional
Username of the user or bot.