{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T19:52:33.945593+00:00","duration_seconds":2.368874,"id":1576034,"input_summary":"chars=901 node=683211","metadata":{"llm_candidates":[{"callsign":"BV5DJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=BV5DJ","recording_id":157477,"started_at":"2026-07-10T19:52:31.576719+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154619}