Change Details

Following the EC documentation, copy the transaction structures, staging and unstaging functions we'll need: * SetExpressCheckout * DoExpressCheckoutPayment

Following the EC documentation, copy the transaction structures, staging and unstaging functions we'll need: * SetExpressCheckout * DoExpressCheckoutPayment * Recurring variants of the above. (MerchantInitiatedBillingSingleAgreement) L_BILLINGAGREEMENTDESCRIPTION0 should summarize billing agreement terms, for recurring subscriptions.

Following the EC documentation, copy the transaction structures, staging and unstaging functions we'll need: * SetExpressCheckout * DoExpressCheckoutPayment * Recurring variants of the above. (MerchantInitiatedBillingSingleAgreement) L_BILLINGAGREEMENTDESCRIPTION0 should summarize billing agreement terms, for recurring subscriptions.