{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T16:53:55.034029+00:00","duration_seconds":1.787715,"id":1604117,"input_summary":"chars=452 node=66296","metadata":{"llm_candidates":[{"callsign":"W27H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W27H","recording_id":159426,"started_at":"2026-07-11T16:53:53.246314+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156384}