{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T20:49:55.714071+00:00","duration_seconds":1.237882,"id":549219,"input_summary":"chars=420 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG7FWB","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7FWB","recording_id":79231,"started_at":"2026-06-26T20:49:54.476189+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":79232}