Defines a min user that was seen in a certain message of a certain chat.
inputUserFromMessage#1da448e2 peer:InputPeer msg_id:int user_id:long = InputUser;
| Name | Type | Description | 
|---|---|---|
| peer | InputPeer | The chat where the user was seen | 
| msg_id | int | The message ID | 
| user_id | long | The identifier of the user that was seen | 
In some situations user and channel constructors have reduced set of fields present (although id is always there) and min flag set.