{
    "comment": "sample device properties",
    "id": "of:0000000000000004",
    "type": "switch",
    "propOrder": [ "name", "type", "dpid", "latitude", "longitude", "allowed" ],
    "props": {
        "allowed": true,
        "latitude": 32.8,
        "longitude": 117.1,
        "name": "SDG-W10",
        "dpid": "00:00:00:00:00:00:00:04",
        "type": "Roadm"
    }
}