USBankAccountParams: {
    paymentMethodType: "USBankAccount";
    paymentMethodData?: {
        billingDetails: Pick<Required<BillingDetails>, "name"> & BillingDetails;
        accountNumber: string;
        routingNumber: string;
        accountHolderType?: BankAcccountHolderType;
        accountType?: BankAcccountType;
    };
}

If paymentMethodData is null, it is assumed that the bank account details have already been attached via collectBankAccountForPayment or collectBankAccountForSetup.

Type declaration

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