{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T12:32:21.877691+00:00","duration_seconds":2.403951,"id":2844498,"input_summary":"chars=478 node=683210","metadata":{"llm_candidates":[{"callsign":"KA8BYU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KA8BYU","recording_id":267827,"started_at":"2026-08-25T12:32:19.473740+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253631}