{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T05:54:40.943002+00:00","duration_seconds":1.760702,"id":597261,"input_summary":"chars=1539 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KI7RMU","recording_id":74728,"started_at":"2026-06-27T05:54:39.182300+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":74729}