title: Assert JSON response of JMETER
body: <p>I get below <code>JSON</code> as API response. I want to assert if these 5 key values are present</p>
  
  <pre><code>"
  "DayClosingDate": "/Date(-62135596800000)/",
          "StartTime": "/Date(-62135596800000)/",
          "EndTime": "/Date(-62135596800000)/",
          "OpeningBalance": 0,
          "CashAmount": 0,
          "CreditCardAmount": 0,
  "
  </code></pre>
  
  <p>What should be the best assertion?</p>
  
  <pre><code>    {
    "d": {
      "__type": "WSOffline.Response",
      "Status": "0",
      "Message": "Success",
      "Data": [
        {
          "DayClosingID": 26030,
          "UID": 0,
          "StoreID": 0,
          "CashRegisterID": 0,
          "DayClosingDate": "/Date(-62135596800000)/",
          "StartTime": "/Date(-62135596800000)/",
          "EndTime": "/Date(-62135596800000)/",
          "OpeningBalance": 0,
          "CashAmount": 0,
          "CreditCardAmount": 0,
          "OtherAmount": 0,
          "BalanceAmount": 0,
          "Remarks": null,
          "CreatedByEmployeeID": 0,
          "CreatedDatetime": "/Date(-62135596800000)/",
          "ClosingDoneByEmployeeID": 0,
          "ClosingDoneDateTime": "/Date(-62135596800000)/",
          "PaymentDetails": [],
          "StartTimeText": null,
          "EndTimeText": null,
          "CashRegisterName": null,
          "DayClosingDateText": null,
          "InvoiceName": null,
          "InvoiceDate": null,
          "StoreName": null,
          "CreatedByEmployee": null,
          "ClosingDoneByEmployee": null,
          "DayClosingDone": null
        }
      ]
    }
  }
  </code></pre>