public async Task <IActionResult> VerifyEmail()
        {
            var user = await userManager.GetUserAsync(User);

            var random = new Random();
            var code   = random.Next(10000, 99999);

            smtpService.SendVerificationCode(code, user.Email);
            user.VerificationCode = code;
            await userManager.UpdateAsync(user);

            return(Ok());
        }