{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-23T18:54:31.880502+00:00","duration_seconds":1.89728,"id":2801756,"input_summary":"chars=730 node=683211","metadata":{"llm_candidates":[{"callsign":"V4N","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=V4N","recording_id":263355,"started_at":"2026-08-23T18:54:29.983222+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":249597}