{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T03:23:30.003755+00:00","duration_seconds":1.873341,"id":447404,"input_summary":"chars=1204 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KI0AR","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7NQN,KI0AR","recording_id":89408,"started_at":"2026-06-26T03:23:28.130414+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":89409}