[
  {
    "id": "ajson1",
    "parent": "#",
    "text": "Simple root node",
    "state": {
      "opened": true
    },
    "__uiNodeId": 1
  },
  {
    "id": "ajson2",
    "parent": "#",
    "text": "Root node 2",
    "state": {
      "opened": true
    },
    "__uiNodeId": 2
  },
  {
    "id": "ajson3",
    "parent": "ajson2",
    "text": "Child 1",
    "state": {
      "opened": true
    },
    "__uiNodeId": 3
  },
  {
    "id": "ajson4",
    "parent": "ajson2",
    "text": "Child 2",
    "state": {
      "opened": true
    },
    "__uiNodeId": 4
  }
]