{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T04:22:30.095179+00:00","duration_seconds":0.483706,"id":1492907,"input_summary":"chars=17 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7ADV","recording_id":151787,"started_at":"2026-07-08T04:22:29.611473+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149435}