{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T10:03:55.089880+00:00","duration_seconds":2.198112,"id":494129,"input_summary":"chars=1873 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KK7JUM","confidence":1.0},{"callsign":"KF7ADV","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=3 calls=KK7NQN,KK7JUM,KF7ADV","recording_id":83945,"started_at":"2026-06-26T10:03:52.891768+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":83946}