{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T15:19:51.545849+00:00","duration_seconds":0.847278,"id":1505126,"input_summary":"chars=638 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF9VD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KF9VD","recording_id":152652,"started_at":"2026-07-08T15:19:50.698571+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150197}