def get_id_token_hint(self, request_args=None, **kwargs):
        """
        Add id_token_hint to request

        :param request_args:
        :param kwargs:
        :return:
        """
        request_args = self.multiple_extend_request_args(
            request_args, kwargs['state'], ['id_token'],
            ['auth_response', 'token_response', 'refresh_token_response'],
            orig=True
        )

        try:
            request_args['id_token_hint'] = request_args['id_token']
        except KeyError:
            pass
        else:
            del request_args['id_token']

        return request_args, {}