returns a Document. If None, the record will be used as the document.
                Defaults to None.
            state: The state to pass to the source connector. Defaults to None.
        """
        source_class = guard_import(
            "source_gong", pip_name="airbyte-source-gong"
        ).SourceGong
        super().__init__(
            config=config,
            source_class=source_class,
            stream_name=stream_name,
            record_handler=record_handler,
            state=state,
        )