OptionalconversationOrder/transaction ID. Used as the order ID by bank and PayTR integrations; if omitted, an alphanumeric ID is generated and returned in the response.
OptionalinstallmentInstallment count (1 = single payment)
OptionalpaymentThe card to charge. Omit it when paying with storedCard.
OptionalsaveSave paymentCard with the provider during this payment (iyzico, PayTR
Direct API). The tokens come back in storedCard of the result, or of the
3D Secure / notification result. Pass customerToken to add the card to an
existing customer.
OptionalstoredPay with a card saved earlier (iyzico, PayTR) instead of paymentCard
3D Secure payment request