public async Task <ActionResult <IEnumerable <IEnumerable <AnswerViewModel> > > > Genealogy(int id, int parentLevel = 0) { try { var result = await _repository.ApplyGenealogyFilter(id, parentLevel); return(Ok(result.ToAnswerViewModel())); } catch (Exception ex) { return(StatusCode(StatusCodes.Status500InternalServerError, ex.Message)); } }