{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T20:39:07.350884+00:00","duration_seconds":2.223711,"id":1546484,"input_summary":"chars=332 node=683211","metadata":{"llm_candidates":[{"callsign":"KF5NT","confidence":0.78},{"callsign":"N7BGJ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=5 calls=KF5NT,N7BGJ","recording_id":155488,"started_at":"2026-07-09T20:39:05.127173+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152797}