ApiAncillary(Ancillary information)

{
    "baggage": [
        {
            "paxId": 0,
            "segmentIds": [
                "string"
            ],
            "auxId": "string",
            "baseFare": 0,
            "serviceFee": 0,
            "size": "string",
            "weight": 0,
            "piece": 0,
            "quantity": 0
        }
    ],
    "seatInfos": [
        {
            "paxId": 0,
            "segmentId": "string",
            "rowNo": "18",
            "colNo": "A",
            "selectedSeatNo": "18A",
            "seatprice": 0,
            "serviceFee": 0
        }
    ]
}