{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T00:04:47.867974+00:00","duration_seconds":0.63239,"id":883254,"input_summary":"chars=415 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF8DRJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF8DRJ","recording_id":43457,"started_at":"2026-06-28T00:04:47.235584+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":43458}