{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T21:42:45.376174+00:00","duration_seconds":0.807921,"id":862660,"input_summary":"chars=182 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG4OZW","confidence":0.78},{"callsign":"KX2CW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KG4OZW,KX2CW","recording_id":44878,"started_at":"2026-06-27T21:42:44.568253+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":44879}