code: public CoinbaseOrders getCoinbaseOrders(Integer page) throws IOException {
  
      final CoinbaseOrders orders =
          coinbase.getOrders(
              page,
              exchange.getExchangeSpecification().getApiKey(),
              signatureCreator,
              exchange.getNonceFactory());
      return orders;
    }
docs: Authenticated resource which returns a merchant’s orders that they have received. Sorted in
  descending order by creation date.
  
  @param page Optional parameter to request a desired page of results. Will return page 1 if the
  supplied page is null or less than 1.
  @return
  @throws IOException
  @see <a
  href="https://coinbase.com/api/doc/1.0/orders/index.html">coinbase.com/api/doc/1.0/orders/index.html</a>