At the bottom of the scenario editor, you can click on the three dots to find the Export Blueprint menu item.
If it doesn’t automatically download the blueprint to your browser’s default downloads folder, please contact support.
You can open a new ticket, or if you are unable to login for some reason, you also can reach support using the contact form on the website.
If you manage to get your issue resolved with support, we’d still love to hear about it! Sharing your solution on the forum can help others facing similar problems.