Retail store services, retail on-line ordering services and on-line retail store services featuring digital artwork and other digital content, namely, digitalized images, video images, audiovisual files, audio files, downloadable and recorded audio recordings, multi-media files, video clips, art images and audio files authenticated by non-fungible tokens (NFTs); On-line retail trading services, namely, operating on-line marketplaces for sellers and buyers of goods and services; Provision of a...