{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T05:37:20.509612+00:00","duration_seconds":2.711733,"id":1391876,"input_summary":"chars=737 node=683211","metadata":{"llm_candidates":[{"callsign":"KI7ZEI","confidence":0.78},{"callsign":"N7ZLX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7ZEI,N7ZLX","recording_id":144773,"started_at":"2026-07-05T05:37:17.797879+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143103}