{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-07T12:24:40.635837+00:00","duration_seconds":6.496175,"id":2434879,"input_summary":"chars=438 node=683210","metadata":{"llm_candidates":[{"callsign":"N2FMV","confidence":0.78},{"callsign":"KF4UP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N2FMV,KF4UP","recording_id":223508,"started_at":"2026-08-07T12:24:34.139662+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":213662}