Intro: Hey there Frens! So you just minted yourself a cool NFT. Well, Congrats! But wait. What if your NFT is minted on a chain, not supported (yet) by opensea! Say Sepolia (An ethereum Testnet)? I feel you. it’s a real pain not being able to view/validate that awesome NFT aka non-fungible-token on Opensea! Hence, today, we’re going to learn how to validate your NFTs minted on Sepolia testnet (currently not supported by Opensea). Validation URL (Opensea): We’re going to use an amazing open so...