{
    "description": "A user.",
    "properties": {
        "users": {
            "properties": {
                "content": {
                    "type": "string"
                },
                "id": {
                    "type": "string"
                },
                "links": {
                    "properties": {
                        "user-groups": {
                            "type": "array"
                        }
                    },
                    "required": [
                        "user-groups"
                    ],
                    "type": "object"
                }
            },
            "required": [
                "username",
                "email",
                "name",
                "surname"
            ],
            "type": "object"
        }
    },
    "type": "object"
}