{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T13:14:34.332418+00:00","duration_seconds":2.925189,"id":1499987,"input_summary":"chars=239 node=683210","metadata":{"llm_candidates":[{"callsign":"KB2RZY","confidence":0.78},{"callsign":"K5LLE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB2RZY,K5LLE","recording_id":152260,"started_at":"2026-07-08T13:14:31.407229+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149875}