RoomTypeEssential(RoomTypeEssential)

{
    "room_type_id": "string",
    "offer_id": "string",
    "room_name": "string",
    "rates": [
        {
            "rate_id": "string",
            "room_name": "string",
            "board_type": "string",
            "board_name": "string",
            "price": 0,
            "currency": "string",
            "cancellation_deadline": "string",
            "refundable": true
        }
    ]
}