{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-29T14:49:51.443401+00:00","duration_seconds":2.523128,"id":2945511,"input_summary":"chars=711 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"VA3KKY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,VA3KKY","recording_id":278811,"started_at":"2026-08-29T14:49:48.920273+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":263383}