{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T18:40:51.062129+00:00","duration_seconds":2.207394,"id":1608257,"input_summary":"chars=764 node=683210","metadata":{"llm_candidates":[{"callsign":"TZ7FGP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=TZ7FGP","recording_id":159730,"started_at":"2026-07-11T18:40:48.854735+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156666}