9 Downloadable multimedia files containing artwork, text, audio, or video relating to music, musical entertainment, the performing arts, or a musical artist and entertainer, authenticated by non-fungible tokens (NFTs); downloadable music files authenticated by non-fungible tokens (NFTs); downloadable image files of artwork, avatars, emojis and emoticons, clothing, headwear, footwear, eyewear, jewelry, beauty products, clothing accessories, beverageware, and digital representations of a musical artist and entertainer, authenticated by non-fungible tokens (NFTs); downloadable video files featuring musical performances, and video recordings featuring a musical artist and entertainer authenticated by non-fungible tokens (NFTs); downloadable virtual goods, namely, digital collectibles and digital art in the nature of downloadable audio recordings, video recordings, multimedia files, and image files containing artwork, music, avatars, emojis and emoticons, clothing, bags, fragrances, cosmetics, home goods and digital representations of a musical artist and entertainer, authenticated by non-fungible tokens (NFTs); downloadable digital assets and electronic data files in the nature of image files, audio recordings, video recordings, and multimedia files containing artwork, text, audio, or video relating to music, musical entertainment, the performing artist, or a musical artist and entertainer authenticated by non-fungible tokens (NFTs) using blockchain-based technology; downloadable virtual goods, namely, image files and video files featuring art, avatars, clothing, headwear, footwear, eyewear, jewelry, beauty products, clothing accessories, beverageware, and digital representations of a musical artist and entertainer, in each case for use in online virtual worlds.