{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T21:37:13.530609+00:00","duration_seconds":6.644348,"id":1448995,"input_summary":"chars=84 node=66296","metadata":{"llm_candidates":[{"callsign":"AF4LL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AF4LL","recording_id":148621,"started_at":"2026-07-06T21:37:06.886261+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146660}