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