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This example will show how to add the key expression if the desired key value does not exist within existing JSON data.

​
Input Value

{
  "statusCode": 200,
  "statusDescription": "OK",
  "numRows": 1,
  "data": [
    {
      "data": {
        "Alan1": "içerik1",
        "Alan2": "içerik2",
        "Alan3": 1,
        "Alan4": "içerik3",
        "Alan5": "içerik4",
        "NewField": "test"
      }
    }
  ],
  "elapsedTime": 1,
  "errors": []
}

​
JOLT Specification

[
  {
    "operation": "modify-default-beta",
    "spec": {
      "data": {
        "*": {
          "data": {
            "NewField": null,
            "NewField2": null
          }
        }
      }
    }
  }
]

​
Output Value

{
  "statusCode": 200,
  "statusDescription": "OK",
  "numRows": 1,
  "data": [
    {
      "data": {
        "Alan1": "içerik1",
        "Alan2": "içerik2",
        "Alan3": 1,
        "Alan4": "içerik3",
        "Alan5": "içerik4",
        "NewField": "test",
        "NewField2": null
      }
    }
  ],
  "elapsedTime": 1,
  "errors": []
}