public async void SendNotification(string from, string to, string subject, string body, bool isHtml, CancellationToken cancellationToken) { var mail = new Mail(); mail.FromAddress = new MailAddress(from); mail.ToAddress.Add(new MailAddress(to)); // TESTING mail.Subject = subject; mail.Body = new MailBody() { Body = body, IsHtml = isHtml }; await _mailClient.SendMailAsync(mail); }