{"type":"connection_init","payload":{"authorization":"Bearer [TOKEN]"}}

• Start query #1 (multiple queries are possible over one websocket)

{
    "id": "1",
    "type": "subscribe",
    "payload": {
        "variables": {},
        "extensions": {},
        "operationName": null,
        "query": "subscription {\n  DataPointSubscription (dtId:\"9a829d2e-c21a-4be4-ac64-548099a786b7\") { value serialNumber timestamp}\n}\n"    
        }
}

• End query #1

{
     "id": "1",
        "type": "complete"
}