42 Providing temporary use of non-downloadable application programming interface (API) software; Providing temporary use of non-downloadable software in the field of cryptocurrency and crypto assets; Providing temporary use of non-downloadable software for financial account management; Providing temporary use of non-downloadable software for developing, issuing, and scaling crypto assets and services; providing temporary use of non-downloadable software for use as an application programming interface in the field of cryptocurrency and crypto assets; providing temporary use of non-downloadable software for managing cryptocurrency and crypto asset transactions using blockchain technology; providing temporary use of non-downloadable software enabling users to store, trade, deposit, withdraw, transfer, buy, sell, spend, send and receive crypto assets and cryptocurrency; design and development of software in the field of cryptocurrency and crypto assets; providing temporary use of non-downloadable software for management of cryptocurrency and crypto transactions; providing temporary use of non-downloadable software for making cryptocurrency and crypto asset investments; providing temporary use of non-downloadable software for crypto payments; design and development of software enabling users to trade, deposit, withdraw, transfer, buy, sell, spend, send and receive crypto assets and cryptocurrency; mining of crypto assets; providing temporary use of non-downloadable software for the purchase and sale of non-fungible tokens; providing temporary use of non-downloadable software for retrieving, analysing, interpreting and displaying crypto market data and statistics; providing temporary use of non-downloadable software for preparation and payment of salaries in cryptocurrency and crypto assets; providing temporary use of non-downloadable software for creating and operating blockchain-based loyalty programs and promotional campaigns; providing temporary use of non-downloadable software for issuing crypto rewards; providing temporary use of non-downloadable advertising and marketing software; providing temporary use of non-downloadable software for business and financial risk management and regulatory compliance management; Infrastructure as a service (IAAS) services, namely, hosting servers for use by others