What is the function of Lydia?

Could you please elaborate on the role and function of Lydia in the context you're referring to? Is Lydia a software tool, a service, or a specific cryptocurrency project? Understanding its nature is crucial to accurately describe its function. For instance, if Lydia is a cryptocurrency wallet, its function might involve securely storing and managing digital assets. If it's a trading platform, it could facilitate the buying and selling of cryptocurrencies. Clarifying the specifics of Lydia's nature will help us accurately outline its function.