{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T00:09:34.381221+00:00","duration_seconds":3.348277,"id":565335,"input_summary":"chars=89 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ4FER","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ4FER","recording_id":77847,"started_at":"2026-06-27T00:09:31.032944+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":77848}