{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T12:25:34.116654+00:00","duration_seconds":1.960951,"id":509186,"input_summary":"chars=471 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF8DRJ","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=KF8DRJ,KK7NQN","recording_id":82552,"started_at":"2026-06-26T12:25:32.155703+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82553}