Non-fungible tokens (NFTs); Downloadable image files authenticated by non-fungible tokens (NFTs), Downloadable electronic document authenticated by non-fungible tokens (NFTs); Downloadable electronic tickets authenticated by non-fungible tokens (NFTs); Downloadable multimedia file containing artwork authenticated by non-fungible tokens (NFTs); Downloadable audio file authenticated by non-fungible tokens (NFTs); Downloadable video file authenticated by non-fungible tokens
Electrical and Scientific Apparatus