{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T20:48:53.788798+00:00","duration_seconds":1.485002,"id":1840627,"input_summary":"chars=41 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KI7Z","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI7Z","recording_id":175281,"started_at":"2026-07-18T20:48:52.303796+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170562}