{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T15:49:12.197774+00:00","duration_seconds":2.935445,"id":1506599,"input_summary":"chars=610 node=66296","metadata":{"llm_candidates":[{"callsign":"KB7IJZ","confidence":0.78},{"callsign":"KB7RYY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB7IJZ,KB7RYY","recording_id":152769,"started_at":"2026-07-08T15:49:09.262329+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150295}