{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T20:15:40.312123+00:00","duration_seconds":2.16708,"id":1514720,"input_summary":"chars=713 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7CZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7CZ","recording_id":153299,"started_at":"2026-07-08T20:15:38.145043+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150803}