{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:14:11.095565+00:00","duration_seconds":0.963372,"id":1043557,"input_summary":"chars=168 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N7PHT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=N7PHT","recording_id":26831,"started_at":"2026-06-28T18:14:10.132193+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":26832}