Optional bioBio of the user.
Chat to which the request was sent
Date the request was sent in Unix time
User that sent the join request
Optional invite_Chat invite link that was used by the user to send the join request
Identifier of a private chat with the user who sent the join request. The bot can use this identifier for 5 minutes to send messages until the join request is processed, assuming no other administrator contacted the user.
Represents a join request sent to a chat.