{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T06:51:32.844095+00:00","duration_seconds":2.473209,"id":2841866,"input_summary":"chars=663 node=683211","metadata":{"llm_candidates":[{"callsign":"KG4O","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KG4O","recording_id":267645,"started_at":"2026-08-25T06:51:30.370886+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253451}