JUMP TOGrailPay APIUserOnboarding a BusinesspostOnboarding a personpostFetch usergetUpdate business kybpostTransactionCreate a transactionpostGet transactiongetTransactions ListgetFinancing transactionpostRefund a transactionpostBankAdding a bank accountpostSet default accountputFetch bank accountgetList all bank accountsgetBalanceGet Account BalancegetWebhookRegister webhookpostDeregister webhookdeleteFetch registered webhooksgetPowered by Get transactionget https://api-sandbox.grailpay.com/3p/api/v1/transaction/{uuid}fetch transaction status