docs: public void marshall(DocumentMetadata documentMetadata, ProtocolMarshaller protocolMarshaller) {
  
          if (documentMetadata == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(documentMetadata.getId(), ID_BINDING);
              protocolMarshaller.marshall(documentMetadata.getCreatorId(), CREATORID_BINDING);
              protocolMarshaller.marshall(documentMetadata.getParentFolderId(), PARENTFOLDERID_BINDING);
              protocolMarshaller.marshall(documentMetadata.getCreatedTimestamp(), CREATEDTIMESTAMP_BINDING);
              protocolMarshaller.marshall(documentMetadata.getModifiedTimestamp(), MODIFIEDTIMESTAMP_BINDING);
              protocolMarshaller.marshall(documentMetadata.getLatestVersionMetadata(), LATESTVERSIONMETADATA_BINDING);
              protocolMarshaller.marshall(documentMetadata.getResourceState(), RESOURCESTATE_BINDING);
              protocolMarshaller.marshall(documentMetadata.getLabels(), LABELS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }