public async void Run([ServiceBusTrigger("myqueue-items", Connection = "quequeconnection")] string myQueueItem, ILogger log) { var test = Environment.GetEnvironmentVariable("developer"); log.LogInformation($"C# ServiceBus queue trigger function processed message: {myQueueItem}"); var key = MyClass.GetKey(); var apiKey = "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"; var client = new SendGridClient(apiKey); var from = new EmailAddress("*****@*****.**", "Pramod"); var subject = "Sending with Twilio SendGrid is Fun"; var to = new EmailAddress("*****@*****.**", "Example User"); var plainTextContent = "and easy to do anywhere, even with C#"; var htmlContent = "<strong>and easy to do anywhere, even with C#</strong>"; var msg = MailHelper.CreateSingleEmail(from, to, subject, plainTextContent, htmlContent); var response = await client.SendEmailAsync(msg).ConfigureAwait(false); }