I'm currently on vacation with bad cell reception. I tried calling but it didn't come through. Will try again when I get back.
Hetzner does not host user facing servers for me. It's all behind caching nodes which are hosted by a different company. Hetzner would not know what is hosted on pixeldrain.
Hope you get it sorted and would be interested in a follow up. Double check your contract regarding cancelation periods and maybe get a lawyer if nothing else works to get an extension on your period.