def log_subscription_property_change(user_email: str, stream_name: str, property: str, value: Any) -> None:
    event = {'type': 'subscription_property', 'property': property, 'user': user_email, 'stream_name': stream_name, 'value': value}
    log_event(event)
def log_subscription_property_change(user_email: str, stream_name: str, property: str, value: Any) -> None:
    event = {'type': 'subscription_property', 'property': property, 'user': user_email, 'stream_name': stream_name, 'value': value}
    log_event(event)