{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T21:14:10.436769+00:00","duration_seconds":6.607414,"id":1841292,"input_summary":"chars=338 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK70SH","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK70SH","recording_id":175320,"started_at":"2026-07-18T21:14:03.829355+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170595}