Travelport reservation retrieve returns credit card fee information

Travelport's TripServices Flights API release AirReservation 26.11.21W supports returning fees some carriers charge when using credit card form of payment in the Reservation Retrieve response. These fees are returned in Reservation/Offer/Price/PriceBreakdown/Amount/Fees; credit card fees are identified by feeCode=OB, and the fee total, amount, and tax are returned. This feature applies to GDS only.