Exactly that. Happened to me before and after 90 something days I had my money back. You can always contact them via support and you will get a response.They're not a bank and can do whatever they want with your money.
They've done this to countless thousands of accounts. Were you doing something shady? Lots of chargebacks? High risk business?
They freeze the account, but will pay you in 180 days, I don't think they take longer than that normally.