{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T02:58:19.158573+00:00","duration_seconds":1.819221,"id":1521142,"input_summary":"chars=592 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7PHZ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K7PHZ","recording_id":153714,"started_at":"2026-07-09T02:58:17.339352+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151168}