View Source ExTDLib.Object.ChatMemberStatusCreator (ExTDLib v0.0.4)

The user is the owner of the chat and has all the administrator privileges.

NameTypeDescription
custom_titlestringA custom title of the owner; 0-16 characters without emojis; applicable to supergroups only.
is_anonymousboolTrue, if the creator isn't shown in the chat member list and sends messages anonymously; applicable to supergroups only.
is_memberboolTrue, if the user is a member of the chat.

More details on telegram's documentation.