public ActionResult Create(PrivateKeyCreateViewModel viewModel)
        {
            try
            {
                if (ModelState.IsValid)
                {
                    using (var context = dataContextFactory.CreateByUser())
                    {
                        var privateKey = new Model.PrivateKey();
                        privateKey.SetKeyBytes();

                        privateKey.DisplayName = viewModel.DisplayName;
                        privateKey.Vendor = context.Vendors.Single(v => v.ObjectId == viewModel.VendorId);
                        context.PrivateKeys.Add(privateKey);

                        context.SaveChanges();
                    }
                    return RedirectToAction("Details", "Vendor", new { key = viewModel.VendorId });
                }
                else
                {
                    return View(viewModel);
                }
            }
            catch
            {
                throw;
            }
        }
        /// <summary>
        /// Create a single privateKey
        /// </summary>
        /// <param name="parentVendor">GUID of assiciated vendor</param>
        /// <returns>Create privateKey view</returns>
        public ActionResult Create(Guid parentVendor)
        {
            using (var context = dataContextFactory.CreateByUser())
            {
                var vendorQuery = from x in context.Vendors where x.ObjectId == parentVendor select x;

                PrivateKeyCreateViewModel viewModel = new PrivateKeyCreateViewModel(vendorQuery.FirstOrDefault());

                return View(viewModel);
            }
        }