{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T19:32:26.824540+00:00","duration_seconds":4.071378,"id":2735934,"input_summary":"chars=707 node=683210","metadata":{"llm_candidates":[{"callsign":"KF5SSR","confidence":0.78},{"callsign":"W3RX","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF5SSR,W3RX","recording_id":256189,"started_at":"2026-08-20T19:32:22.753162+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":243017}