{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "id": "./test3-model-schema.json",
  "title": "test3-model-schema",
  "description": "Test schema responses",
  "definitions": {
    "b": {
      "type": "object",
      "required": ["a1"],
      "additionalProperties": false,
      "properties": {
        "a1": {
          "type": "string"
        },
        "a2": {
          "type": "integer"
        }
      }
    },
    "c": {
      "type": "object",
      "additionalProperties": {
          "type": "integer"
      }
    }
  }
}