logo
The payload inside a messageAck event. It ties the server's id for a message back to the reference you chose.

Fields

Field
Type
Returned
Description
message_id
String
Yes
The server-assigned id of the original message. Use it for updateMessage and recallMessage.
reference
Long
Yes
The reference you sent with the original message.
date
Long
Yes
Unix Epoch timestamp in milliseconds.
gmid
Long
Optional
Sequential id within the chat, where the chat assigns one.
The SDKs expose message_id and reference as strings and date as a long.

Example

json
{ "method": "messageAck", "ack": { "reference": 15459134560801, "message_id": "p1_Ua0ZWAyX13260293", "date": 1545913595858 } }