{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T11:29:38.647720+00:00","duration_seconds":1.852699,"id":504459,"input_summary":"chars=1351 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB9IQX","confidence":1.0},{"callsign":"KI7ZUE","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KB9IQX,KI7ZUE","recording_id":82801,"started_at":"2026-06-26T11:29:36.795021+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82802}