JUMP TOPGW Payment API 4.1CardTokenInfo/payment/4.1/CardTokenInfopostExchangeRate/payment/4.1/ExchangeRatepostJWT Request EndpointpostInitialization/payment/4.1/InitializationpostPayment/payment/4.1/PaymentpostPaymentInquiry/payment/4.1/PaymentInquirypostPaymentNotification/payment/4.1/PaymentNotificationpostPaymentOption/payment/4.1/PaymentOptionpostPaymentOptionDetails/payment/4.1/PaymentOptionDetailspostPaymentToken/payment/4.1/PaymentTokenpostRedirectBackEnd/payment/4.1/RedirectBackEndpostRedirectFrontEnd/payment/4.1/RedirectFrontEndpostTransactionStatus/payment/4.1/TransactionStatuspostUserPreference/payment/4.1/UserPreferencepost/payment/4.1/UserPreferencepost https://sandbox-pgw.2c2p.com/payment/4.1/UserPreference