{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "array",
    "minLength": 1,
    "items": {
        "type": "object",
        "properties": {
            "code": {
                "type": "integer",
                "minimum": 1
            },
            "name": {
                "type": "string",
                "minLength": 3
            },
            "areas": {
                "type": "array",
                "minLength": 1,
                "items": {
                    "type": "object",
                    "properties": {
                        "code": {
                            "type": "integer",
                            "minimum": 1
                        },
                        "name": {
                            "type": "string",
                            "minLength": 3
                        }
                    },
                    "additionalProperties": false
                }
            }
        },
        "additionalProperties": false
    }
}