{"agent_type":"callsign_analysis","ai_model":null,"ai_pass":false,"ai_provider":null,"completed_at":"2026-06-29T05:54:31.731303+00:00","duration_seconds":0.008612,"id":1137206,"input_summary":"chars=1620 node=oldsys","metadata":{},"output_summary":"candidates=7 calls=KG7YFP,KP2R2Q,K6MOI,KE7MR,KN4LPF,M1KE,WG8M","recording_id":16891,"started_at":"2026-06-29T05:54:31.722691+00:00","status":"completed","step_name":"callsign.regex_extract","transcription_id":16892}