code: public CoinbaseTransaction requestMoneyCoinbaseRequest(
        CoinbaseRequestMoneyRequest transactionRequest) throws IOException {
  
      final CoinbaseTransaction pendingTransaction =
          coinbase.requestMoney(
              new CoinbaseTransaction(transactionRequest),
              exchange.getExchangeSpecification().getApiKey(),
              signatureCreator,
              exchange.getNonceFactory());
      return handleResponse(pendingTransaction);
    }
docs: Authenticated resource which lets the user request money from a Bitcoin address.
  
  @param transactionRequest
  @return A pending {@code CoinbaseTransaction} representing the desired {@code
  CoinbaseRequestMoneyRequest}.
  @throws IOException
  @see <a
  href="https://coinbase.com/api/doc/1.0/transactions/request_money.html">coinbase.com/api/doc/1.0/transactions/request_money.html</a>