{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T04:21:12.495001+00:00","duration_seconds":1.655433,"id":453955,"input_summary":"chars=42 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K0ECK","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,K0ECK","recording_id":95958,"started_at":"2026-06-26T04:21:10.839568+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":95959}