[Class : 42] Computer Programming; Computer Programming Of Smart Contracts On A Blockchain; Computer Programming Services For Data Processing; Computer Rental; Conducting Technical Project Studies; Conversion Of Computer Programs And Data, Other Than Physical Conversion; Conversion Of Data Or Documents From Physical To Electronic Media; Creating And Designing Website Based Indexes Of Information For Others [Information Technology Services]; Creating And Maintaining Websites For Others; Electronic Monitoring Of Credit Card Activity To Detect Fraud Via The Internet; Electronic Storage Of Cryptocurrency; Energy Auditing; Mining Of Cryptocurrency / Cryptomining; Monitoring Of Computer System Operation By Remote Access; Platform As A Service [Paa S]; Providing Online Non Downloadable Computer Software; Providing Online Non Downloadable Computer Software For Minting Non Fungible Tokens [Nf Ts]; Research And Development Of New Products For Others; Technological Consultancy; Technological Consultancy Services For Digital Transformation; Website Design Consultancy; Writing Of Computer Code