Adobe Sign - Email without document image/screeshot

Hi .. We integrated adobe esign in our portal. Our users signing the documents electronically using our portal. Also users get the notification email for the events/alerts like "Sign the document" etc. With in the email there is a image/screeshot of the document also they received. Here our requirement is we don't want to reveal this document image to user in email. Is there any solution or settings for this? Please help us with this requirement. Thanks in advance.