Tree Response

{
  "items": [
    {
      "id": 1,
      "name": "Node 1",
      "type": "node",
      "child": [
        {
          "id": 2,
          "name": "Leaf 1",
          "type": "leaf"
        }
      ]
    },
    {
      "id": 3,
      "name": "Leaf 2",
      "type": "leaf"
    }
  ]
}