Note: You must specify either an HTML body, a plain-text body or both.
The result returned will be a '200 OK' with no content in the response.
Use individual email sends if want granular tracking via webhooks
Due to the nature of email we can only track events such as sent, delivered, read and clicked down to the transactional email request, therefore if you want these events for each recipient then please only send to a single email address per transactional email request. You can use our batch transactional email API methods to send large collections of emails efficiently.
Send as many transactional email as you want
Calls to his method don't add to your allotted total calls per hour.