{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T03:28:20.295889+00:00","duration_seconds":0.496237,"id":910509,"input_summary":"chars=538 node=oldsys","metadata":{"llm_candidates":[{"callsign":"WQ7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WQ7H","recording_id":35270,"started_at":"2026-06-28T03:28:19.799652+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":35271}