Cryptocurrency payment processing; Cryptocurrency exchange services; Electronic transfer of cryptocurrency; Financial trading of cryptocurrency; Financial exchange of cryptocurrency; Cryptocurrency staking services in the nature of cryptocurrency payment and funds verification; Cryptocurrency swapping services; Cryptocurrency lending; Financial exchange of digital currency; Payment verification services using distributed ledger technology (DLT); Financial exchange of cryptocurrency via crypto swapping; Providing financial information in the field of digital currency; Blockchain-based payment verification services; Providing online share price information to blockchain-based smart contracts; Cryptocurrency exchange services featuring blockchain technology; Processing of electronic wallet payments; Electronic payment services involving electronic processing and subsequent transmission of bill payment data