On July 22nd, 2020, Mixer shut down their services and moved to Facebook Gaming. With the closing of Mixer, their APIs are no longer valid.
If you are a free-tier member, you can create a new account using a Twitch login.
If you are a Premium member, please contact us with your Twitch account so that we can connect your previous account to your new one. If you need to cancel your account, please contact us with your email and Mixer account.