code: public function listOrdersByNextToken($request)
      {
          if (!($request instanceof MarketplaceWebServiceOrders_Model_ListOrdersByNextTokenRequest)) {
              $request = new MarketplaceWebServiceOrders_Model_ListOrdersByNextTokenRequest($request);
          }
          $parameters = $request->toQueryParameterArray();
          $parameters['Action'] = 'ListOrdersByNextToken';
          $httpResponse = $this->_invoke($parameters);
  
          $response = MarketplaceWebServiceOrders_Model_ListOrdersByNextTokenResponse::fromXML($httpResponse['ResponseBody']);
          $response->setResponseHeaderMetadata($httpResponse['ResponseHeaderMetadata']);
          return $response;
      }
docs: List Orders By Next Token
  If ListOrders returns a nextToken, thus indicating that there are more orders
  than returned that matched the given filter criteria, ListOrdersByNextToken
  can be used to retrieve those other orders using that nextToken.
  
  @param mixed $request array of parameters for MarketplaceWebServiceOrders_Model_ListOrdersByNextToken request or MarketplaceWebServiceOrders_Model_ListOrdersByNextToken object itself
  @see MarketplaceWebServiceOrders_Model_ListOrdersByNextTokenRequest
  @return MarketplaceWebServiceOrders_Model_ListOrdersByNextTokenResponse
  
  @throws MarketplaceWebServiceOrders_Exception