{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T02:32:51.601130+00:00","duration_seconds":5.166613,"id":1641256,"input_summary":"chars=573 node=683210","metadata":{"llm_candidates":[{"callsign":"KE9CQD","confidence":0.78},{"callsign":"K3MVC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KE9CQD,K3MVC","recording_id":161929,"started_at":"2026-07-13T02:32:46.434517+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158705}