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 ».

messages.getMessageReadParticipants#31c1c44f peer:InputPeer msg_id:int = Vector<ReadParticipantDate>;


Name Type Description
peer InputPeer Dialog
msg_id int Message ID



Possible errors

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.

Related pages

Client configuration

The MTProto API has multiple configuration parameters that can be fetched with the appropriate methods.