chatParticipantCreator#e1f867b8 flags:# user_id:long rank:flags.0?string = ChatParticipant;
| Name | Type | Description |
|---|---|---|
| flags | # | Bit mask: a field written flags.N?T is present only when bit N is set. |
| user_id | long | User identifier. |
| rank | flags.0?string |