def get_clarification_for_oauth(self) -> Clarification:
    """Invokes a clarification with a OAuth URL."""
    return ActionClarification(
        user_guidance="Please click on the link to authenticate.",
        action_url=HttpUrl(url=self.construct_oauth_url()),
    )
    
def get_token(self) -> Credentials:
    """Gets the token from the file."""