code: @Override
      public void deserialize(String jsonString) {
          Type listType = new TypeToken<ArrayList<Logo>>() {
          }.getType();
  
          final GsonBuilder builder = new GsonBuilder();
          builder.excludeFieldsWithoutExposeAnnotation();
          final Gson gson = builder.create();
  
          List<Logo> list = gson.fromJson(jsonString, listType);
          for (int i = 0; i < list.size(); i++) {
              list.get(i).setNid(i + 1);
          }
          this.addAll(list);
      }
docs: {@inheritDoc}