By choosing this sandbox configuration, you can create a wallet (Here we define a wallet as an object that can contain multiple accounts. An account is an object that can hold balances and accounts can be assigned to each consumer identities. This wallet will support various cryptocurrencies (such as Bitcoin, Ethereum, USDC, USDT,…) and fiat currencies). With a wallet, the user can have multiple accounts and associate debit cards to allow spending with crypto and fiat currencies.
You can enrich an account by adding deposit methods such as vIBAN accounts for fiat and crypto addresses for digital assets. Once enriched, your users can deposit and withdraw funds from that account via SEPA, the Lightning Network (Bitcoin), and regular on-chain blockchain transactions, depending upon the currency of the account.