{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T00:26:14.584118+00:00","duration_seconds":1.477497,"id":1382469,"input_summary":"chars=588 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7WAO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7WAO","recording_id":144143,"started_at":"2026-07-05T00:26:13.106621+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142499}