First name of the other party in a private chat
Unique identifier for this chat.
Optionalis_True, if the chat is the direct messages chat of a channel
Optionalis_True, if the supergroup chat is a forum (has topics enabled)
Optionallast_Last name of the other party in a private chat
OptionaltitleTitle, for supergroups, channels and group chats
Type of the chat, can be either “private”, “group”, “supergroup” or “channel”
OptionalusernameUsername, for private chats, supergroups and channels if available
Internal type for private chats