{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T10:14:18.026160+00:00","duration_seconds":1.221387,"id":626049,"input_summary":"chars=1156 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":0.9}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":78874,"started_at":"2026-06-27T10:14:16.804773+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78875}