Go to your digital release page...
1. Archive the release using the button in the top corner
2. Click "Archive"
3. Click the republish icon in the top right corner
4. If your goal is to generate a preview player, click "Add To Shop (w/ tracklist)"
5. Click the arrow icon to see what the "Digital Album" product looks like in Shopify
The link will lead to the digital album product in Shopify: