docs: public void marshall(IpRouteInfo ipRouteInfo, ProtocolMarshaller protocolMarshaller) {
  
          if (ipRouteInfo == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(ipRouteInfo.getDirectoryId(), DIRECTORYID_BINDING);
              protocolMarshaller.marshall(ipRouteInfo.getCidrIp(), CIDRIP_BINDING);
              protocolMarshaller.marshall(ipRouteInfo.getIpRouteStatusMsg(), IPROUTESTATUSMSG_BINDING);
              protocolMarshaller.marshall(ipRouteInfo.getAddedDateTime(), ADDEDDATETIME_BINDING);
              protocolMarshaller.marshall(ipRouteInfo.getIpRouteStatusReason(), IPROUTESTATUSREASON_BINDING);
              protocolMarshaller.marshall(ipRouteInfo.getDescription(), DESCRIPTION_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }