{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T08:44:03.052390+00:00","duration_seconds":4.15412,"id":340146,"input_summary":"chars=2382 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7N","confidence":1.0},{"callsign":"K7N","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ7N,K7N","recording_id":99977,"started_at":"2026-06-25T08:43:58.898270+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":99978}