{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T11:22:42.697984+00:00","duration_seconds":1.758393,"id":642029,"input_summary":"chars=158 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG7O","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7O","recording_id":76890,"started_at":"2026-06-27T11:22:40.939591+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":76891}