The latest preview (4.0.0-beta.1) includes ERC721URIStorage, an ERC721 extension, that should answer this issue.
Let us know if this is satisfactory or if you need something else.
The latest preview (4.0.0-beta.1) includes ERC721URIStorage, an ERC721 extension, that should answer this issue.
Let us know if this is satisfactory or if you need something else.