To validate a UPM packageA Package managed by the Unity Package Manager. Refer to Packages.
See in Glossary for the Asset StoreA growing library of free and commercial assets created by Unity and members of the community. Offers a wide variety of assets, from textures, models and animations to whole project examples, tutorials and Editor extensions. More info
See in Glossary, perform the following steps.
com.company.product.tools. UPM packages have a size limitation of 550 MB.Once the upload is successful, a link to the Publisher Portal is available, where you can continue to configure product listing. In the Product Portal you can fill in the package’s metadata details, product details, media, and submit the product for approval. For more information, refer to Submit an UPM package for approval to the Asset Store.