Yes, you can add up to 2 CTA buttons to:
Welcome Pushes
Discount Pushes
Promo Pushes
All other pushes have automatic URLs that redirect to specific pages on your site.
Delivery pushes redirect to the order summary page
Price drop and back in stock redirect to the product page
Abandoned Cart Pushes redirect to the cart page
These automatic redirects give you great hassle free fix that allow you to optimise the full sales potential of your pushes.