{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T09:53:48.939117+00:00","duration_seconds":1.593149,"id":1557689,"input_summary":"chars=51 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7WO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7WO","recording_id":156153,"started_at":"2026-07-10T09:53:47.345968+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153414}