docs: public void marshall(BrokerNodeInfo brokerNodeInfo, ProtocolMarshaller protocolMarshaller) {
  
          if (brokerNodeInfo == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(brokerNodeInfo.getAttachedENIId(), ATTACHEDENIID_BINDING);
              protocolMarshaller.marshall(brokerNodeInfo.getBrokerId(), BROKERID_BINDING);
              protocolMarshaller.marshall(brokerNodeInfo.getClientSubnet(), CLIENTSUBNET_BINDING);
              protocolMarshaller.marshall(brokerNodeInfo.getClientVpcIpAddress(), CLIENTVPCIPADDRESS_BINDING);
              protocolMarshaller.marshall(brokerNodeInfo.getCurrentBrokerSoftwareInfo(), CURRENTBROKERSOFTWAREINFO_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }