{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T23:50:15.791620+00:00","duration_seconds":3.37491,"id":1449976,"input_summary":"chars=30 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":148727,"started_at":"2026-07-06T23:50:12.416710+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146721}