{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:31:03.528175+00:00","duration_seconds":0.935993,"id":305096,"input_summary":"chars=418 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PVW","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PVW","recording_id":3550,"started_at":"2026-06-25T03:31:02.592182+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3550}