{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:14:53.689918+00:00","duration_seconds":1.96814,"id":729695,"input_summary":"chars=1367 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KF7ADV","recording_id":66454,"started_at":"2026-06-27T15:14:51.721778+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":66455}