{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T10:23:13.385825+00:00","duration_seconds":1.336232,"id":1187903,"input_summary":"chars=401 node=oldsys","metadata":{"llm_candidates":[{"callsign":"ZR7Y","confidence":0.78},{"callsign":"K7TZ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=ZR7Y,K7TZ","recording_id":9701,"started_at":"2026-06-29T10:23:12.049593+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":9702}