{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T17:48:57.220201+00:00","duration_seconds":1.772053,"id":2920876,"input_summary":"chars=726 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W1C1","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W1C1","recording_id":276088,"started_at":"2026-08-28T17:48:55.448148+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":261020}