{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T16:39:59.115478+00:00","duration_seconds":2.096354,"id":2824525,"input_summary":"chars=564 node=683210","metadata":{"llm_candidates":[{"callsign":"K4LGI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K4LGI","recording_id":265871,"started_at":"2026-08-24T16:39:57.019124+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":251827}