Arranging and conducting special events for business purposes; Online retail store services featuring downloadable digital entertainment, including shows and events, authenticated by non-fungible tokens (NFTs); Operating on-line marketplaces featuring non-fungible tokens (NFTs); Organizing exhibitions for commercial or advertising purposes; Organizing, promoting and conducting exhibitions, tradeshows and events for business purposes; Providing an online marketplace for buyers and sellers of goods authenticated by non-fungible tokens (NFTs); Provision of an on-line marketplace for buyers and sellers of non-fungible tokens (NFTs); Provision of an online marketplace, using blockchain technology, for buyers and sellers of downloadable digital artistic works authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital entertainment, including shows and events, authenticated by non-fungible tokens (NFTs)