{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T08:16:19.308304+00:00","duration_seconds":4.462116,"id":197817,"input_summary":"chars=632 node=683210","metadata":{"llm_candidates":[{"callsign":"KU6HU","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KU6HU","recording_id":109643,"started_at":"2026-06-24T08:16:14.846188+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":109644}