[
  {
    "key": "common",
    "state": false,
    "oldValue": [
      {
        "key": "setting1",
        "value": "Value 1",
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "setting3",
        "value": true,
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "setting4",
        "value": "blah blah",
        "state": "added"
      },
      {
        "key": "setting5",
        "state": "added",
        "oldValue": [
          {
            "key": "key5",
            "value": "value5",
            "oldValue": null,
            "state": "notChanged"
          }
        ],
        "value": [
          {
            "key": "key5",
            "value": "value5",
            "oldValue": null,
            "state": "notChanged"
          }
        ]
      },
      {
        "key": "setting2",
        "value": "200",
        "state": "removed"
      },
      {
        "key": "setting6",
        "state": "removed",
        "oldValue": [
          {
            "key": "key",
            "value": "value",
            "oldValue": null,
            "state": "notChanged"
          }
        ],
        "value": [
          {
            "key": "key",
            "value": "value",
            "oldValue": null,
            "state": "notChanged"
          }
        ]
      }
    ],
    "value": [
      {
        "key": "setting1",
        "value": "Value 1",
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "setting3",
        "value": true,
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "setting4",
        "value": "blah blah",
        "state": "added"
      },
      {
        "key": "setting5",
        "state": "added",
        "oldValue": [
          {
            "key": "key5",
            "value": "value5",
            "oldValue": null,
            "state": "notChanged"
          }
        ],
        "value": [
          {
            "key": "key5",
            "value": "value5",
            "oldValue": null,
            "state": "notChanged"
          }
        ]
      },
      {
        "key": "setting2",
        "value": "200",
        "state": "removed"
      },
      {
        "key": "setting6",
        "state": "removed",
        "oldValue": [
          {
            "key": "key",
            "value": "value",
            "oldValue": null,
            "state": "notChanged"
          }
        ],
        "value": [
          {
            "key": "key",
            "value": "value",
            "oldValue": null,
            "state": "notChanged"
          }
        ]
      }
    ]
  },
  {
    "key": "group1",
    "state": false,
    "oldValue": [
      {
        "key": "foo",
        "value": "bar",
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "baz",
        "value": "bars",
        "oldValue": "bas",
        "state": "updated"
      }
    ],
    "value": [
      {
        "key": "foo",
        "value": "bar",
        "oldValue": null,
        "state": "notChanged"
      },
      {
        "key": "baz",
        "value": "bars",
        "oldValue": "bas",
        "state": "updated"
      }
    ]
  },
  {
    "key": "group3",
    "state": "added",
    "oldValue": [
      {
        "key": "fee",
        "value": "100500",
        "oldValue": null,
        "state": "notChanged"
      }
    ],
    "value": [
      {
        "key": "fee",
        "value": "100500",
        "oldValue": null,
        "state": "notChanged"
      }
    ]
  },
  {
    "key": "group2",
    "state": "removed",
    "oldValue": [
      {
        "key": "abc",
        "value": "12345",
        "oldValue": null,
        "state": "notChanged"
      }
    ],
    "value": [
      {
        "key": "abc",
        "value": "12345",
        "oldValue": null,
        "state": "notChanged"
      }
    ]
  }
]