public static async Task <Model> Item(Guid?clientId, string originalFilename)
        {
            if (!clientId.HasValue || string.IsNullOrEmpty(originalFilename))
            {
                return(null);
            }
            Table item = await dbRead.Item(clientId.Value, originalFilename);

            return(item == null ? null : Item(item));
        }
        private static Model Item(Table item)
        {
            try
            {
                if (item == null)
                {
                    throw new ArgumentNullException(nameof(item));
                }

                var output = new Model
                {
                    Id = item.Id,
                    GeneratedFilename = item.GeneratedFilename,
                    OriginalFilename  = item.OriginalFilename
                };
                return(output);
            }
            catch (System.Exception ex)
            {
                Console.Write(ex.Message);
                return(null);
            }
        }