public async Task <BusinessResult <List <UserDTO> > > GetAll(int quantity = 0) { try { var resultOperation = await _iuserModel.GetAll(quantity); return(BusinessResult <List <UserDTO> > .Success(resultOperation, General.OperationSucsess)); } catch (Exception ex) { return(BusinessResult <List <UserDTO> > .Issue(null, General.OperationIssue, ex)); } }