{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T10:07:45.474487+00:00","duration_seconds":4.209421,"id":350489,"input_summary":"chars=965 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7Z","confidence":1.0},{"callsign":"W8MW","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7Z,W8MW","recording_id":101114,"started_at":"2026-06-25T10:07:41.265066+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":101115}