{
  "string": "hello world",
  "int": 42,
  "double": 4.2,
  "bool_true": true,
  "bool_false": false,
  "null_val": null,
  "object": {
    "a": 1,
    "b": "two",
    "c": null
  },
  "het_array": [1, "two", 3.5, true, null, [10, 20], {"k": "v"}],
  "num_array": [10, 20, 30, 40],
  "empty_array": [],
  "empty_object": {}
}