Let us say the user has used email@example.com to subscribe to the newsletter.
The following page will display a message like:
You have successfully subscribed to the newsletter. You’ll
receive a confirmation email in a few minutes. Please follow the
link to confirm your subscription. If the email takes
more than 15 minutes to appear in your mailbox, please check
your spam folder.
I would like to include the email the user has subscribed with in this message. Is that possible?