{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T21:17:57.037075+00:00","duration_seconds":1.754875,"id":1809752,"input_summary":"chars=681 node=683211","metadata":{"llm_candidates":[{"callsign":"W0KYH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W0KYH","recording_id":173171,"started_at":"2026-07-17T21:17:55.282200+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168687}