{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T03:56:47.397182+00:00","duration_seconds":1.419836,"id":914453,"input_summary":"chars=910 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78},{"callsign":"KJ7BEU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7IJZ,KJ7BEU","recording_id":34870,"started_at":"2026-06-28T03:56:45.977346+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":34871}