{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T15:14:59.479902+00:00","duration_seconds":1.895442,"id":729732,"input_summary":"chars=1447 node=oldsys","metadata":{"llm_candidates":[{"callsign":"W4EDP","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=3 calls=W4EDP,KK7NQN","recording_id":59116,"started_at":"2026-06-27T15:14:57.584460+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":59117}