{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T12:29:49.930005+00:00","duration_seconds":2.608114,"id":2844389,"input_summary":"chars=493 node=683210","metadata":{"llm_candidates":[{"callsign":"KA4JAZ","confidence":0.78},{"callsign":"W2SAL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KA4JAZ,W2SAL","recording_id":267807,"started_at":"2026-08-25T12:29:47.321891+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253610}