Thank you for your answers and support.
I contacted them from my personal email, from which I created the hit btc account, and they answered me the following:

Dear Trader,

Thank you for your reply.

I am sorry to tell you that additional time is needed to research your case. I have escalated your request to our team, and we are already looking into this for you.
​
We will get back to you as soon as possible. Thank you for your patience!
--
Best regards,
Diana Vargas
HitBTC Support Team


I opened this topic so that there are no others in my situation.
I wanted to raise an alarm signal regarding these THEFT practices, without giving you the opportunity to withdraw your coins, without being notified in any way of the change in the regulation...