{
  "type": "object",
  "required": [ "foo" ],
  "additionalProperties": false,
  "properties": {
    "foo": {
      "type": "string"
    },
    "baz": {
      "type": "object",
      "required": [ "qux" ],
      "properties": {
        "qux": {
          "type": "array"
        }
      }
    }
  }
}