{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:45:38.626763+00:00","duration_seconds":0.886494,"id":853706,"input_summary":"chars=1064 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N7IQZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7IQZ","recording_id":51170,"started_at":"2026-06-27T20:45:37.740269+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":51171}