On-line auctioneering; Auctioneering of works of art in the field of generative art; online auctioneering services of virtual goods, namely, digital collectables and non-fungible tokens (NFTs); Providing an online marketplace for buyers and sellers of virtual goods, namely, digital collectables and non-fungible tokens (NFTs); Business intermediary services relating to the matching of various professionals with clients; Sales promotion of artworks for third parties; Presentation of goods on co...