JUMP TOIntroductionHow to use the API referencesHow to Generate Auth DataGenerate Access TokenpostHTTP Status codes & descriptionsAccept PaymentsCard Payment APIpostAuthenticate OTPpostResend OTPpostAuthorize Transaction (3D Secure)postTokenize Card [Recurrents]postPurchase [Recurrents]postConfirm Dynamic TransfergetGet TransactionsgetGet Transaction StatusgetGet RefundgetGet Refund InfogetCreate Refund TransactionpostPay with USSDpostGenerate QRpostPay with Transfer (Virtual Accounts)postCreate BillpostCreate InvoicepostGet InvoicesgetGet Invoice DetailsgetCancel InvoicepostGet Wallet CardspostGenerate Alternative Payment OptionsgetGet Merchant Bin ConfigpostGet USSD BanksgetNew Value Added ServicesGenerate TokenGet BillersgetQuery TransactiongetGet Billers by CategorygetGet Biller Payment ItemgetSend Bill Payment AdvicepostCustomer ValidationpostGet Billers CategoriesgetCreate Voucher (E pins)postRedeem Voucher (E pins)postGet Bank CodesgetSend MoneySingle TransferpostBulk TransferpostBank CodegetToken APIpostAgency banking APIpostAgency banking RequerypostBulk TransferCreate CardgetChange PinpostGet BalancepostGet Balance StatementpostReset PinpostSelect PinpostDelete PinpostBlock CardpostUnblock cardpostLending ServicesGet Salary InformationgetGet Salary LoangetSalary Loan Repayment NotificationgetGet Tenured OffersgetAccept Tenured OfferpostCredit ScoregetCredit Score HistorygetCredit ReportpostCredit CustomerpostFunds TransferpostDebit CustomerpostDo PaymentpostGet Token With WalletpostRequery PaymentgetUpdate Loan StatusputSend SmspostDo RefundpostGet Customer InformationgetGet Customer HistorygetGet ProvidersgetGet Provider OffersgetGet Multiple Provider OffersgetGet Customer StatusgetGet Loan HistorygetGet OffersgetAccept OfferspostValidate CustomerpostPayment NotificationpostGet Payment MethodsgetGet Loan StatusgetGet Token With Token ValidationpostComplete Get Token With OTPpostChannel Collections Provider OnlygetAccount DebitpostTransaction RequerygetBalance EnquirygetSend Offers (Non-instant/Offline)postGet Customer Transaction RecordsgetValue Financing Transaction NotificationpostGet Provider BalancegetCardless ServicesGenerate Token [single]postCancel Token [single]postGet Token Status [single]getGenerate Token [bulk]postBulk Paycode Batch StatusgetBulk Token Batch CancelpostRetail Ecosystem ServiceGet Active SuppliersgetGet Active Suppliers Product ListgetGet All Supplier StoresgetGet Supplier Closest StorepostGet Distributor ProductsgetGet Supplier By Supplier IddgetGet Product By IdgetGet Product CategoriesgetAdd Item to CartpostGet Customer CartgetUpdate Cart QuantityputDelete Cart ItemdeleteClear Customer CartdeleteGet Customer AddressgetGet CountriesgetCreate Customer AddresspostDelete Customer AddressdeleteUpdate Customer AddressputOrder CheckoutpostInitiate OrderpostGet Initiated Order By Checkout IdgetGet Order Summary By Checkout IdgetGet OrdersgetTransfer ServiceAuthentication APIpostCredit Inquiry RequestpostAccount Credit RequestpostRequery Transfer RequestpostList of Receiving InstitutionsgetPayWithAppDispute Resolution/dispute/refundpostPayment Processing/v1/payment/customerReferenceLookuppost/v1/payment/requerypost/v1/payment/paymentNotificationpost/v1/payment/paymentInfopost/v1/payment/userStatuspost/v1/payment/deepLinksget/v1/payment/activationpostRefundArbiter 2.0 APIGenerate Access TokenTransactionsGet Transaction GroupsgetGet Transaction TypesgetGet TransactionsgetGet TransactiongetDisputesGet Dispute CategoriesgetGet Dispute ReasonsgetCreate DisputepostUpdate DisputepatchGet DisputesgetGet DisputegetDispute BatchesGet Dispute Batch TemplategetCreate Dispute BatchpostGet Dispute BatchesgetGet Dispute Batch FilegetTransaction SearchAuthGet Access TokenpostSingle SearchReference SearchpostQuick SearchpostGet Transaction DetailsgetGet Refundget https://qa.interswitchng.com/paymentgateway/api/v1/refundsGet refund by merchant code and date