public async Task SendVerificationEmail(IdentityUserViewModel model)
        {
            try
            {
                var user = await _userManager.FindByEmailAsync(model.Email);

                if (user == null)
                {
                    throw new Exception($"Unable to load user");
                }

                var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);

                var callbackUrl = UrlHelperExtensions.EmailConfirmationLink(user.Id, code);

                var email = user.Email;
                await _emailSender.SendEmailAsync(email, "Confirm email", callbackUrl);

                _logger.LogInformation($"Verification email sent to {user.Id}.");
            }
            catch (Exception ex)
            {
                _logger.LogError(ex);
            }
        }