Article snapshot taken from[REDACTED] with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
She served as senior lady-in-waiting to empress Anna of Russia in 1730–1740, and had the same office in the court of empress Elizabeth of Russia in 1740–1750. As such she played a major role in the Imperial court of the time.
References
Volkov, Nikolay Egorovich: The court of the Russian emperors in his past and present: At 4 o'clock / Comp. NE Volkov. - St. Petersburg: print of R. Golike, 1900. (Волков Николай Егорович: ДВОР РУССКИХ ИМПЕРАТОРОВ В ЕГО ПРОШЛОМ И НАСТОЯЩЕМ)