{"title":"Body","body":{"content":{"application/x-www-form-urlencoded":{"schema":{"properties":{"client_id":{"description":"The SQL query result identifier","type":"string"},"expected_rows":{"description":"Optional expected row count for progress tracking","type":"integer"},"filename":{"description":"Optional filename for the export","type":"string"}},"type":"object"}}},"description":"Export parameters","required":true}}