{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T20:41:11.045131+00:00","duration_seconds":24.928977,"id":1447482,"input_summary":"chars=650 node=683211","metadata":{"llm_candidates":[{"callsign":"KM7G","confidence":0.78},{"callsign":"W0XO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KM7G,W0XO","recording_id":148552,"started_at":"2026-07-06T20:40:46.116154+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146600}