docs: public TheRockWithdrawalResponse withdrawDefault(
        Currency currency, BigDecimal amount, String destinationAddress)
        throws TheRockException, IOException {
      final TheRockWithdrawal withdrawal =
          TheRockWithdrawal.createDefaultWithdrawal(
              currency.getCurrencyCode(), amount, destinationAddress);
      return theRockAuthenticated.withdraw(
          apiKey, signatureCreator, exchange.getNonceFactory(), withdrawal);
    }