{
"guid": "string",
"conversation_id": "",
"msgid": ""
}
curl --location --request POST '/msg/revoke_msg' \
--header 'Content-Type: application/json' \
--data-raw '{
"guid": "string",
"conversation_id": "",
"msgid": ""
}'
{"error_code": 0, "error_message": "ok", "data": {}}