{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T14:58:16.494724+00:00","duration_seconds":4.621652,"id":1467183,"input_summary":"chars=876 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"WA9BVE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,WA9BVE","recording_id":149986,"started_at":"2026-07-07T14:58:11.873072+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147827}