1{
2  "title": "Example Schema",
3  "type": "object",
4  "required": ["firstName", "lastName"],
5  "properties": {
6      "firstName": { "type": "string" },
7      "lastName": { "type": "string" },
8      "age": { "$ref": "#/definitions/age" }
9  },
10  "definitions": {
11    "age": { "type": "integer", "minimum": 0, "description": "Age in years" }
12  }
13}
14