Financial, monetary, and banking services, namely, treasury management services; financial management of treasury funds for governments, financial institutions, and institutional account holders; financial management of reserve accounts; reserve-backed liquidity management services; proof-of-reserve based financial transaction verification services; blockchain-based payment verification services; payment settlement services; financial clearing services; payment verification services; electronic funds transfer services; payment processing services in the field of stablecoin payments; issuance, transfer, redemption, and exchange of fiat-backed digital currency and stable-value digital tokens; financial administration and financial management of reserve-backed digital currency and stable-value digital instruments; financial custody services, namely, maintaining possession of fiat currency, digital currency, virtual currency, cryptocurrency, and stable-value digital tokens for financial management purposes; providing financial information and financial account information in the fields of treasury liquidity, reserve verification, proof-of-reserve, stablecoins, stable-value instruments, reserve-backed digital assets, digital currency, payment transactions, and electronic funds transfers.