{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-15T16:09:23.686789+00:00","duration_seconds":2.283441,"id":2616590,"input_summary":"chars=609 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":0.78},{"callsign":"K0ECK","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7AZV,K0ECK","recording_id":243206,"started_at":"2026-08-15T16:09:21.403348+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":231270}