{"id":1,"agent_name":"document-watch","started_at":"2026-10-19T17:15:36.425407+00:00","finished_at":"2026-10-19T17:15:36.427679+00:00","duration_s":0.0,"model":null,"input_tokens":0,"output_tokens":0,"cost_eur":0.0,"status":"error","summary":"TypeError: object of type 'int' has no len()"}