It asks for login to a Cloud and offers no registration.
Looks like selling something is not on RC team plans :)))
I tried to ask the support about how to register and it looks they do not bother to even read letters.
Just robo-like answers about weather and pricing plans.
And I’ve never seen support answering like this:
You can reach out to our support team in [email@example.com](mailto:firstname.lastname@example.org). They will be able to help you.