code: public BoxRequestsFolder.GetCollaborations getCollaborationsRequest(String id) {
          BoxRequestsFolder.GetCollaborations request = new BoxRequestsFolder.GetCollaborations(id, getFolderCollaborationsUrl(id), mSession);
          return request;
      }
docs: Gets a request that gets the collaborations of a folder
  
  @param id        id of folder to move
  @return      request to move a folder