{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T10:47:26.894005+00:00","duration_seconds":0.576361,"id":1194185,"input_summary":"chars=261 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7LNX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7LNX","recording_id":6241,"started_at":"2026-06-29T10:47:26.317644+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":6242}