You can customize the meta tags for any long URL. You can change/add a custom "Meta Title" with "Meta Description" and choose a desired/custom "image/banner" while shortening or for every shortened link you want to share on social media.
How to add Meta Tags to a Link?
While you are shortening your link.
Click on the ⇾ Advanced Option.
After that, navigate to the ⇾ Meta Tags at the bottom of the block.
Then, you can add your "Meta Title", "Meta Description", and "Custom Banner".