Who is Margarita Louis-Dreyfus, the “Tsarina” who wants to enter OLT?

How did Margarita Olegovna Louis-Dreyfus, a poor orphan from the USSR, become the heir to the Louis-Dreyfus dynasty and enter Europe's "elite"? An optional public offer for OLT by Leonidsport, owned by the billionaire Louis-Dreyfus family