Get which users read a specific message: only available for groups and supergroups with less than chat_read_mark_size_threshold members, read receipts will be stored for chat_read_mark_expire_period seconds after the message was sent, see client configuration for more info ».
---functions---
messages.getMessageReadParticipants#2c6f97b7 peer:InputPeer msg_id:int = Vector<long>;| Name | Type | Description |
|---|---|---|
| peer | InputPeer | Dialog |
| msg_id | int | Message ID |
| Code | Type | Description |
|---|---|---|
| 400 | CHAT_TOO_BIG | This method is not available for groups with more than chat_read_mark_size_threshold members, see client configuration ». |
| 400 | MSG_ID_INVALID | Invalid message ID provided. |
| 400 | MSG_TOO_OLD | chat_read_mark_expire_period seconds have passed since the message was sent, read receipts were deleted. |
| 400 | PEER_ID_INVALID | The provided peer id is invalid. |
The MTProto API has multiple configuration parameters that can be fetched with the appropriate methods.