{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T05:22:51.201028+00:00","duration_seconds":1.545119,"id":594418,"input_summary":"chars=688 node=683211","metadata":{"llm_candidates":[{"callsign":"AB6MB","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=AB6MB","recording_id":125725,"started_at":"2026-06-27T05:22:49.655909+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":125725}