There are already large companies in the world that are fighting against online fraud, hacking, theft of funds, etc.
https://www.group-ib.ru/
If you have been cheated for a large amount and you have the means to hire professionals, then you can try to contact such companies.
But their services are very expensive 50-100 thousand dollars and more.
They work with the police of many countries, and after the fraudsters are found, their data will be transferred to the police.