Its on a public chain: https://tezos.com/ https://tezos.com/ They should be using: https://assets.tqtezos.com/docs/token-contracts/fa2/2-fa2-nft-tutorial/ https

Its on a public chain: https://tezos.com/ https://tezos.com/ They should be using: https://assets.tqtezos.com/docs/token-contracts/fa2/2-fa2-nft-tutorial/ https://assets.tqtezos.com/docs/token-contracts/fa2/2-fa2-nf... True they could implement arbitrary restrictions.