docs: public static BoxResourceIterable<Info> getAllFileCollaborations(final BoxAPIConnection api, String fileID,
                                                                             int pageSize, String... fields) {
          QueryStringBuilder builder = new QueryStringBuilder();
          if (fields.length > 0) {
              builder.appendParam("fields", fields);
          }
          return new BoxResourceIterable<BoxCollaboration.Info>(
                  api, GET_ALL_FILE_COLLABORATIONS_URL.buildWithQuery(api.getBaseURL(), builder.toString(), fileID),
                  pageSize) {
  
              @Override
              protected BoxCollaboration.Info factory(JsonObject jsonObject) {
                  String id = jsonObject.get("id").asString();
                  return new BoxCollaboration(api, id).new Info(jsonObject);
              }
          };
      }