@NotNull
    public <T> ResponseHandler<List<T>> toMultipleObjects(@NotNull TypeToken<List<T>> typeToken) {
      return new GsonResponseHandler<>(this,
                                       s -> myGson.fromJson(s, typeToken.getType()),
                                       r -> myGson.fromJson(r, typeToken.getType()),
                                       () -> Collections.emptyList());
    }
@NotNull
    public <T> ResponseHandler<List<T>> toMultipleObjects(@NotNull TypeToken<List<T>> typeToken)