public async Task <ActionResult <BidModel> > AddBid(BidInputModel model, int id)
        {
            if (!User.TryGetUserIdentity(out UserIdentity userIdentity))
            {
                return(StatusCode(500));
            }
            var result = await bidService.AddAsync(model, userIdentity.Id, id);

            if (result == null)
            {
                return(BadRequest());
            }
            return(result);
        }