public async Task <ActionResult <AttendeeViewModel> > GetAttendee(int meetingId, int attendeeId)
        {
            var exists = _meetingRepository.Exists(meetingId);

            if (false == exists)
            {
                return(BadRequest());
            }

            var entity = await _attendeeRepository.GetWithRolesAsync(attendeeId);

            if (entity == null)
            {
                return(NotFound());
            }

            if (meetingId != entity.MeetingId)
            {
                return(BadRequest("Meeting don't match"));
            }

            return(ViewModelHelper.Convert(entity));
        }