public async Task <IActionResult> Create([Bind("Id,Age,FirstName,LastName,Email,SerialNumber")] Submisssion submisssion)
        {
            /*  if (!serialNumber.ValidedSerialsNumber(submisssion.SerialNumber))
             * {
             *    return NotFound("Serial number does not exist!");
             *
             * }*/
            if (ModelState.IsValid)
            {
                _context.Add(submisssion);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }

            return(View(submisssion));
        }