def METHOD_NAME(self):
    result = Transaction.sale({
        "amount": TransactionAmounts.Authorize,
        "merchant_account_id": TestHelper.us_bank_merchant_account_id,
        "payment_method_nonce": TestHelper.generate_invalid_us_bank_account_nonce(),
        "options": {
            "submit_for_settlement": True,
            "store_in_vault": True
        }
    })
    self.assertFalse(result.is_success)
    error_code = result.errors.for_object("transaction").on("payment_method_nonce")[0].code
    self.assertEqual(error_code, ErrorCodes.Transaction.PaymentMethodNonceUnknown)