JSON_batchUpgradeProgress

JSON message about terminal upgrade progress

{
  " batchUpgradeProgress": {
    "UpgradeTerminalList": [
      {
        "UpgradeTerminal": {
          "terminalNo": ,
/*optional, int, terminal No.*/
          "currentStatus": "",
/*required, string, current upgrade status: upgrading, failed, upgraded*/
          "percent": ,
/*optional, int, upgrade progress, range: [0,100], this filed is valid only when currentStatus is "upgrading"*/
          "failedReason": ""
/*optional, string, upgrade failure reason, this filed is valid only when currentStatus is "failed"*/
        }
      }
    ]
  }
}