code: public static Gson createGson() {
  		GsonBuilder builder = new GsonBuilder();
  		builder.setExclusionStrategies(exclusionStrategy);
  		builder.registerTypeAdapter(Date.class, new DateTypeAdapter());
  		builder.registerTypeAdapterFactory(MailChimpObjectTypeAdapter.FACTORY);
  		return builder.create();
  	}
docs: Creates a new {@link Gson} object.