TrainOrderSegment

{
    "id": "segment_0",
    "departureCode": "BJP",
    "arrivalCode": "SHH",
    "tripCode": "G1",
    "tripType": "High speed G",
    "seatClassId": "erdengzuo",
    "seatClassName": "Example",
    "departureDate": "2026-07-20",
    "departureTime": "09:00",
    "days": 0,
    "arrivalDate": "2026-07-20",
    "arrivalTime": "13:28",
    "duration": "PT4H28M"
}