{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T06:23:14.221875+00:00","duration_seconds":1.146824,"id":600303,"input_summary":"chars=481 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KC2PKG","recording_id":74405,"started_at":"2026-06-27T06:23:13.075051+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":74406}