public BitVcPlaceOrderResult placeBitVcLimitOrder(OrderType type, int coinType, BigDecimal price, BigDecimal amount) throws IOException {
final String method = type == BID ? "buy" : "sell";
final BitVcPlaceOrderResult result;
result = bitvc.placeLimitOrder(accessKey, amount.toPlainString(), coinType, nextCreated(), price.toPlainString(), digest, method);
return result;
}