{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "type": "object",
    "additionalProperties": false,
    "properties": {
        "booking_reason": {
            "type": "string"
        },
        "slots": {
            "type": "array",
            "description": "List of slots representing the start/end date of the bookings",
            "additionalProperties": false,
            "items": {
                "type": "object",
                "properties": {
                    "start_date": {
                        "description": "Unix timestamp representing the start date of the booking",
                        "type": "integer"
                    },
                    "end_date": {
                        "description": "Unix timestamp representing the end date of the booking",
                        "type": "integer"
                    },
                    "iana": {
                        "description": "IANA identifier of the booking owner",
                        "type": "string"
                    }
                },
                "required": [
                    "start_date",
                    "end_date",
                    "iana"
                ]
            },
            "maxItems": 1
        }
    },
    "required": [
        "slots"
    ]
}