code: public CoinbaseOrder createCoinbaseOrder(CoinbaseButton button) throws IOException {
  
      final CoinbaseOrder createdOrder =
          coinbase.createOrder(
              button,
              exchange.getExchangeSpecification().getApiKey(),
              signatureCreator,
              exchange.getNonceFactory());
      return handleResponse(createdOrder);
    }
docs: Authenticated resource which returns an order for a new button.
  
  @param button A {@code CoinbaseButton} containing information to create a one time order.
  @return The newly created {@code CoinbaseOrder}.
  @throws IOException
  @see <a
  href="https://coinbase.com/api/doc/1.0/orders/create.html">coinbase.com/api/doc/1.0/orders/create.html</a>