{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T05:10:30.882545+00:00","duration_seconds":2.299179,"id":1687964,"input_summary":"chars=769 node=683211","metadata":{"llm_candidates":[{"callsign":"KX2CW","confidence":0.78},{"callsign":"N7CVN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KX2CW,N7CVN","recording_id":165082,"started_at":"2026-07-14T05:10:28.583366+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161613}