{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T13:05:09.089881+00:00","duration_seconds":2.549795,"id":2656527,"input_summary":"chars=737 node=683210","metadata":{"llm_candidates":[{"callsign":"KI6KQO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KI6KQO","recording_id":247456,"started_at":"2026-08-17T13:05:06.540086+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":235240}