{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T06:53:37.253708+00:00","duration_seconds":0.484203,"id":937257,"input_summary":"chars=457 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB7RYY","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KB7RYY","recording_id":38395,"started_at":"2026-06-28T06:53:36.769505+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":38396}