{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T19:44:11.407800+00:00","duration_seconds":6.552741,"id":1838748,"input_summary":"chars=542 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7JXM","confidence":0.78},{"callsign":"KJ7RAB","confidence":0.78},{"callsign":"K9BDC","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=5 calls=KJ7JXM,KJ7RAB,K9BDC","recording_id":175159,"started_at":"2026-07-18T19:44:04.855059+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170452}