docs: public SynthesisTask withSpeechMarkTypes(SpeechMarkType... speechMarkTypes) {
          java.util.ArrayList<String> speechMarkTypesCopy = new java.util.ArrayList<String>(speechMarkTypes.length);
          for (SpeechMarkType value : speechMarkTypes) {
              speechMarkTypesCopy.add(value.toString());
          }
          if (getSpeechMarkTypes() == null) {
              setSpeechMarkTypes(speechMarkTypesCopy);
          } else {
              getSpeechMarkTypes().addAll(speechMarkTypesCopy);
          }
          return this;
      }