{
  "deviceInfoList": [
    {
      "deviceid": "10000xxxxx",
      "model": "ITA-GZ1-GL",
      "version": "1.5.0"
    },
    {
      "deviceid": "10000xxxxx",
      "model": "PSA-BHA-GL",
      "version": "2.0.1"
    }
  ],
  "method": "cn.itead.ota.queryInfo"
}