If you have deleted your account yourself, you can restore it within the first 30 days.

To recover your account:

If you share hateful or pornographic content, or conduct dangerous activities or otherwise violate the User Agreement, your account may be suspended. If your account has been suspended, you will no longer be able to log in. If you believe you were not in violation of any moderation rules, you may appeal the by contacting Team Z with your Z-ID or account email/phone number via email: appeal@projz.com.