查询设备详情

{
    "code": 0,
    "message": "string",
    "data": {
        "createdAt": 0,
        "portCount": 0,
        "connectedAt": 0,
        "appId": 0,
        "online": 0,
        "id": 0,
        "deviceId": "string",
        "deviceSn": "string",
        "heartbeatAt": 0
    }
}