{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T16:05:21.980635+00:00","duration_seconds":3.893045,"id":1624475,"input_summary":"chars=420 node=683210","metadata":{"llm_candidates":[{"callsign":"WX9ITX","confidence":0.78},{"callsign":"KN6BYD","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=WX9ITX,KN6BYD","recording_id":160760,"started_at":"2026-07-12T16:05:18.087590+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157603}