code: public void marshall(VocabularyInfo vocabularyInfo, ProtocolMarshaller protocolMarshaller) {
  
          if (vocabularyInfo == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(vocabularyInfo.getVocabularyName(), VOCABULARYNAME_BINDING);
              protocolMarshaller.marshall(vocabularyInfo.getLanguageCode(), LANGUAGECODE_BINDING);
              protocolMarshaller.marshall(vocabularyInfo.getLastModifiedTime(), LASTMODIFIEDTIME_BINDING);
              protocolMarshaller.marshall(vocabularyInfo.getVocabularyState(), VOCABULARYSTATE_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.