{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "type": "object",
    "properties": {
        "person": {
            "properties": {
                "name": {
                    "type": "string"
                },
                "email": {
                    "type": "string",
                    "format": "email"
                },
                "phone_number": {
                    "type": "string"
                },
                "title": {
                    "type": "string"
                }
            },
            "required": [
                "email"
            ],
            "additionalProperties": false
        }
    },
    "required": [
        "person"
    ],
    "additionalProperties": false
}