{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T03:55:13.254073+00:00","duration_seconds":1.736077,"id":451215,"input_summary":"chars=449 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0},{"callsign":"KB0MAI","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KC2PKG,KB0MAI","recording_id":88833,"started_at":"2026-06-26T03:55:11.517996+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":88834}