{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T13:57:31.812537+00:00","duration_seconds":2.149343,"id":2846239,"input_summary":"chars=727 node=683210","metadata":{"llm_candidates":[{"callsign":"KB8PLV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB8PLV","recording_id":268042,"started_at":"2026-08-25T13:57:29.663194+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253825}