JUMP TOOVERVIEWIntroductionUpgrade To BusinessIssue Your First CardFYATU API V1AuthenticationLoginpostAccountCheckBalancegetGetBalanceHistorygetAirtimeGetCountriesListgetGetOperatorsListgetGetOperatorsByCountrygetGetOperatorByIDgetAutoDetectOperatorgetTopupPhoneNumberpostCardProductsGetCardProductsListgetGetCardProductDetailsgetCardBinsGetCardBinsListgetGetCardBinDetailsgetCardHolderGetCardHoldersListgetCreateCardHolderpostGetCardHolderDetailsgetUpdateCardHolderDetailspatchDeleteCardHolderdeleteCardsGetCardsListgetCreateCardpostGetCardDetailsgetGetCardTransactionsgetRechargeCardpostWithdrawFromCardpostBlockCardpostUnblockCardpostDeleteCarddeleteWebhooksGetWebhookgetCreateWebhookpostUpdateWebhookpatchDeleteWebhookdeleteTestWebhookpostSubscribe for WebhooksGetCardHoldersListget https://fyatu.com/api/v1/cardholdersFetch the list of all customers for a registered business.