Chat History

Sent when users view their past chat history with the service.

{  
    "sender": "9053XXXXXXXX",  
    "type": "V",  
    "msgid": 1484714,  
    "sendtime": "23.05.2018 10:19:50.490 +0300",  
    "txnid": "1Qivh1XZ-12"  
}