Did kucoin & Chun Gan violate Bank Secrecy Act?

In recent reports, allegations have surfaced claiming that Kucoin, a leading cryptocurrency exchange, and Chun Gan, its founder, may have violated the Bank Secrecy Act. This act, designed to combat money laundering and other financial crimes, requires financial institutions to implement strict measures for recordkeeping and reporting suspicious transactions. Could you elaborate on the specifics of these allegations? Have regulators investigated Kucoin's compliance with the Act? Are there any indications that Chun Gan personally directed or was aware of any potential violations? Given the gravity of these accusations, it's crucial to understand the full scope of the investigation and any potential implications for both Kucoin and Chun Gan.