Fix pyright issue

Author: EvieePy

twitchio/payloads.py

@@ -74,8 +74,8 @@ class WebsocketSubscriptionData:
         The data contained in this class as a :class:`dict`
     condition: dict[str, str]
         The condition used to subscribe to the subscription as a :class:`dict`.
-    token_for: str
-        The User ID used to subscribe to this subscription. This could be the Client Users ID.
+    token_for: str | None
+        The User ID used to subscribe to this subscription. This could be the Client Users ID. Could be ``None``.
     transport: :class:`~twitchio.eventsub.TransportMethod`
         The :class:`~twitchio.eventsub.TransportMethod` enum.
         This will always be :attr:`~twitchio.eventsub.TransportMethod.WEBSOCKET`.
@@ -97,7 +97,7 @@ class WebsocketSubscriptionData:
     def __init__(self, data: _SubscriptionData) -> None:
         self.raw_data = data
         self.condition: Condition = data["condition"]
-        self.token_for: str = data["token_for"]
+        self.token_for: str | None = data["token_for"]
         self.transport: TransportMethod = TransportMethod.WEBSOCKET
         self.type: SubscriptionType = data["type"]
         self.version: str = data["version"]