JUMP TOGateway APIOverviewSecurityPaymentpost3D Secure and other 2-step payment methodsAPI: Running test transactionsCapturepostRefundpostChange subscriptionpostUpdate Payment MethodpostCancel subscriptionpostError codesSubscription APISubscription API Usage GuidelinesCancelgetReactivategetRefundgetSubscription statusgetExtend SubscriptiongetChange username and passwordgetReporting APIUsing the Reconciliation APIReconciliationgetChange subscriptionpost https://secure.vend-o.com/api/gateway/change-subscriptionThe Update Subscription API can be used to change the next rebill date, the rebill amount and the rebill duration.