{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T14:59:20.457352+00:00","duration_seconds":1.810236,"id":2659684,"input_summary":"chars=755 node=683211","metadata":{"llm_candidates":[{"callsign":"KB0MAI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB0MAI","recording_id":247885,"started_at":"2026-08-17T14:59:18.647116+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":235600}