# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2021-08-01 16:41:57 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/1421873849419829252) In reply to: [@jasonball](http://twitter.com/jasonball/status/1421839079738576896) @jasonball Question that you might be able to answer. When setting up an NFT, is there anything that validates that the string supplied is a valid URL? If it is actually an arbitrary string, that might provide extra utility. What's the max data size of the URL/string component?