{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-30T20:02:32.024124+00:00","duration_seconds":3.914325,"id":2974462,"input_summary":"chars=529 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7XJ","confidence":0.78},{"callsign":"N12KR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ7XJ,N12KR","recording_id":281853,"started_at":"2026-08-30T20:02:28.109799+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":266171}