code: public BoxRequestsShare.DeleteCollaboration getDeleteRequest(String collaborationId) {
          BoxRequestsShare.DeleteCollaboration collab = new BoxRequestsShare.DeleteCollaboration(collaborationId, getCollaborationInfoUrl(collaborationId), mSession);
          return collab;
      }
docs: A request to delete a collaboration with given collaboration id.
  
  @param collaborationId id of the collaboration to delete
  @return request to delete a collaboration