{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-09T20:31:00.134626+00:00","duration_seconds":2.246446,"id":2488175,"input_summary":"chars=831 node=66296","metadata":{"llm_candidates":[{"callsign":"AA7AD","confidence":0.78},{"callsign":"W87AD","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AA7AD,W87AD","recording_id":229410,"started_at":"2026-08-09T20:30:57.888180+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":218991}