public async Task <IActionResult> Create([Bind("SubscriptionId,SubscriptionName,Endpoint,P256DH,Auth")] Subscriptions subscriptions)
        {
            if (ModelState.IsValid)
            {
                _context.Add(subscriptions);
                await _context.SaveChangesAsync();

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

            return(View(subscriptions));
        }