42 Designing and developing software on the basis of and for interaction with blockchain platforms and to create, buy, trade, exchange, track and store cryptocurrency, digital currency and other digital assets; design and development of software for and based on technology for for a ledger simultaneously recorded and synchronized on a computer network for transmission of data between connected computer hardware and enabling development of software in the field of cryptocurrency, digital currency and decentralized applications; data encryption services; cloud computing; database design and development; computer programming services; designing and developing computer software for blockchain creation, transfer of cryptocurrencies and other digital assets; platform as a service (PaaS) enabling online financial services such as lending, exchanging and trading cryptocurrencies, digital currencies and other digital assets