41 Publishing of electronic publications; multimedia publishing of books, magazines, journals, software, games, music, and electronic publications; multimedia publishing of books, magazines, journals, software, games, music, and electronic publications authenticated by non-fungible tokens (NFTs); arranging and conducting of seminars in the field of artificial intelligence computers; arranging and conducting of seminars in the field of blockchain technology; arranging and conducting of conferences in the field of computer software for use in the metaverse; arranging and conducting of conferences in the field of blockchain technology; arranging and conducting of symposiums in the field of block chain technology; arranging and conducting of conferences on the metaverse; training services in the field of computer software development; training services in the field of designing and developing cognitive computing, machine learning, learning algorithms, artificial intelligence natural language processing (NLP) and data analysis; training services in the field of non-fungible tokens (NFTs) development; gaming services in the nature of casino gambling; entertainment services, namely, proving temporary use non-downloadable electronic games using blockchain technology; virtual reality game services provided on-line from a computer network; game equipment rental services for use in electronic games services authenticated by non-fungible tokens (NFTs) using blockchain technology; games equipment rental services for use in electronic games services authenticated by non-fungible tokens (NFTs) on the metaverse; educational services, namely, providing displays in the field of the metaverse for entertainment purposes; party planning entertainment on the metaverse