docs: public void marshall(PipelineActivity pipelineActivity, ProtocolMarshaller protocolMarshaller) {
  
          if (pipelineActivity == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(pipelineActivity.getChannel(), CHANNEL_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getLambda(), LAMBDA_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getDatastore(), DATASTORE_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getAddAttributes(), ADDATTRIBUTES_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getRemoveAttributes(), REMOVEATTRIBUTES_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getSelectAttributes(), SELECTATTRIBUTES_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getFilter(), FILTER_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getMath(), MATH_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getDeviceRegistryEnrich(), DEVICEREGISTRYENRICH_BINDING);
              protocolMarshaller.marshall(pipelineActivity.getDeviceShadowEnrich(), DEVICESHADOWENRICH_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }