parse the auth token from the callback URL.

generate a login URL to request an Oauth token.

ChatMessage represents a chat message from the Twitch WebSocket.

KeepAliveMessage represents a keep-alive message from the Twitch WebSocket.

Metadata represents the metadata of a Twitch WebSocket message.

Session represents the session details in a session welcome message.

SessionWelcomeMessage represents a welcome message from the Twitch WebSocket.

Subscription represents a subscription to a Twitch event.

TwitchWebsocketMessage represents a union of possible messages received from the Twitch WebSocket.