{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T19:38:14.949329+00:00","duration_seconds":4.568693,"id":1444546,"input_summary":"chars=830 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZD","confidence":0.78},{"callsign":"KI7RM","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7AZD,KI7RM","recording_id":148334,"started_at":"2026-07-06T19:38:10.380636+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146387}