{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T14:50:47.249713+00:00","duration_seconds":1.725104,"id":1503551,"input_summary":"chars=797 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PW","recording_id":152527,"started_at":"2026-07-08T14:50:45.524609+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150083}