{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T19:46:21.605032+00:00","duration_seconds":2.237754,"id":400385,"input_summary":"chars=676 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7JXM","confidence":1.0},{"callsign":"KJ7RAB","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7JXM,KJ7RAB","recording_id":94455,"started_at":"2026-06-25T19:46:19.367278+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94456}