updateReadHistoryOutbox#2f2f21bf peer:Peer max_id:int pts:int pts_count:int = Update;
| Name | Type | Description |
|---|---|---|
| peer | Peer | The user or chat the request is about. |
| max_id | int | Upper bound on the identifier. |
| pts | int | Chat state counter: the client uses it to tell whether it missed any updates. |
| pts_count | int | How much pts grew because of this event. |