public async Task <ActionResult <IEnumerable <SeatDomainModel> > > GetAsync()
        {
            IEnumerable <SeatDomainModel> seatDomainModels;

            seatDomainModels = await _seatService.GetAllAsync();

            if (seatDomainModels == null)
            {
                seatDomainModels = new List <SeatDomainModel>();
            }

            return(Ok(seatDomainModels));
        }