42 Advice relating to the design of computer software, excluding in the field of vehicle parking; Computer software design and development, excluding in the field of vehicle parking; Computer software installation and maintenance, excluding in the field of vehicle parking; Consultancy in the field of software design, excluding in the field of vehicle parking; Computer security consultancy; Software as a service (PaaS) featuring blockchain based software platforms, namely, software for transfer or exchange of virtual currencies for data using smart contracts for conducting transaction; Preparation, update, installation and maintenance of computer software; Providing temporary use of non-downloadable software for enabling members of an online community to spend and trade digital currency and non-fungible tokens; Providing temporary use of non-downloadable digital media, namely, digital assets, digital collectibles, digital tokens authenticated by non-fungible tokens (NFTs); Providing temporary use of non-downloadable virtual goods created with blockchain-based software technology and smart contracts; Computer programming services, namely, conversion of real-world places, two-dimensional web user interfaces and applications for others to autonomous, persistent, immersive, three-dimensional models and experiences in virtual worlds; Software as a Service (SaaS) featuring software for creating non-fungible tokens, digital currency and cryptocurrency for facilitating commercial transactions; Computer programming services, namely, content creation for virtual worlds and three dimensional platforms; platform as a service (PaaS) featuring computer software platforms used to facilitate blockchain and distributed ledger technology to support a marketplace for roaming communication services between networks; Electronic data storage via blockchain; Data authentication via blockchain, namely, authentication of digital signatures; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Certifications of data via blockchain in the nature of providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing temporary use of non-downloadable software for data communications and security; Providing temporary use of non-downloadable computer software for access to information associated with applications on host systems for current information services and for data and security requirements with virtual environments pertaining to non-fungible tokens for facilitating commercial transactions