def METHOD_NAME(self) -> StatusResponse:
    """
    Returns a list of entity columns.
    Args:
        table_name (str): name of one of tables returned by self.get_tables()
    Returns:
        HandlerResponse
    """
    response = Response(
        RESPONSE_TYPE.TABLE,
        data_frame=pd.DataFrame(
            {
                'column_name': list(self.sheet.columns),
                'data_type': self.sheet.dtypes
            }
        )
    )
    return response