{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T21:15:26.949415+00:00","duration_seconds":0.515897,"id":858496,"input_summary":"chars=344 node=oldsys","metadata":{"llm_candidates":[{"callsign":"AA4HI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AA4HI","recording_id":48522,"started_at":"2026-06-27T21:15:26.433518+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":48523}