text: {
    "event": "removeDevice",
    "payload": {
      "id": "of:0000ffffffff0008",
      "type": "switch",
      "online": false,
      "master": "myInstA",
      "location": {
        "type": "lnglat",
        "lat": 37.7833,
        "lng": -122.4167
      },
      "labels": [
        "",
        "sw-8",
        "0000ffffffff0008"
      ],
      "metaUi": {
        "x": 520,
        "y": 350
      }
    }
  }
  