}
public BTCChinaResponse<BTCChinaID> withdrawBTCChinaFunds(String currency, BigDecimal amount, String address) throws IOException {
BTCChinaRequestWithdrawalRequest request = new BTCChinaRequestWithdrawalRequest(currency, amount);
BTCChinaRequestWithdrawalResponse response = btcChina.requestWithdrawal(signatureCreator, BTCChinaUtils.getNonce(), request);
return checkResult(response);
}