{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T13:14:45.539449+00:00","duration_seconds":0.975333,"id":1500001,"input_summary":"chars=419 node=683210","metadata":{"llm_candidates":[{"callsign":"WQ9B","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=WQ9B","recording_id":152261,"started_at":"2026-07-08T13:14:44.564116+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149876}