{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T06:28:34.121066+00:00","duration_seconds":1.686548,"id":2722990,"input_summary":"chars=547 node=683211","metadata":{"llm_candidates":[{"callsign":"KM7FDO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM7FDO","recording_id":254870,"started_at":"2026-08-20T06:28:32.434518+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":241841}