docs: public void marshall(APNSMessage aPNSMessage, ProtocolMarshaller protocolMarshaller) {
  
          if (aPNSMessage == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(aPNSMessage.getAction(), ACTION_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getBadge(), BADGE_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getBody(), BODY_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getCategory(), CATEGORY_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getCollapseId(), COLLAPSEID_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getData(), DATA_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getMediaUrl(), MEDIAURL_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getPreferredAuthenticationMethod(), PREFERREDAUTHENTICATIONMETHOD_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getPriority(), PRIORITY_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getRawContent(), RAWCONTENT_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getSilentPush(), SILENTPUSH_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getSound(), SOUND_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getSubstitutions(), SUBSTITUTIONS_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getThreadId(), THREADID_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getTimeToLive(), TIMETOLIVE_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getTitle(), TITLE_BINDING);
              protocolMarshaller.marshall(aPNSMessage.getUrl(), URL_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }