docs: public PhotoList<Photo> getRecent(Set<String> extras, int perPage, int page) throws FlickrException {
          Map<String, Object> parameters = new HashMap<String, Object>();
          parameters.put("method", METHOD_GET_RECENT);
  
          if (extras != null && !extras.isEmpty()) {
              parameters.put(Extras.KEY_EXTRAS, StringUtilities.join(extras, ","));
          }
          if (perPage > 0) {
              parameters.put("per_page", Integer.toString(perPage));
          }
          if (page > 0) {
              parameters.put("page", Integer.toString(page));
          }
  
          Response response = transport.get(transport.getPath(), parameters, apiKey, sharedSecret);
          if (response.isError()) {
              throw new FlickrException(response.getErrorCode(), response.getErrorMessage());
          }
          Element photosElement = response.getPayload();
          PhotoList<Photo> photos = PhotoUtils.createPhotoList(photosElement);
          return photos;
      }