{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T20:43:01.202286+00:00","duration_seconds":1.644567,"id":404969,"input_summary":"chars=666 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":1.0},{"callsign":"K7AZV","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7AZV,K7AZV","recording_id":93849,"started_at":"2026-06-25T20:42:59.557719+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":93850}