First go to the cuomise email section of your app.

Once you have signed up to premium version of the app this text box will allow you to HTML email code. 

We have provided some sample code here to get you started

When using your own code all you need to do is add {{content}} into the HTML and this will pickup all text relating to the return and place it in the email. See sample below. 

Sample template email as you can see the specific text relating to the return displays where {{content}} is set. 

Any questions don't hesitate to get in touch. 

Did this answer your question?