{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T12:21:34.235484+00:00","duration_seconds":1.689343,"id":1788821,"input_summary":"chars=466 node=683210","metadata":{"llm_candidates":[{"callsign":"N5RTC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N5RTC","recording_id":171665,"started_at":"2026-07-17T12:21:32.546141+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167317}