{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-14T17:07:44.821681+00:00","duration_seconds":2.474753,"id":2597684,"input_summary":"chars=65 node=66296","metadata":{"llm_candidates":[{"callsign":"CW70TM","confidence":0.78},{"callsign":"KM78U","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=CW70TM,KM78U","recording_id":241055,"started_at":"2026-08-14T17:07:42.346928+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":229403}