{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T14:45:46.063760+00:00","duration_seconds":0.691783,"id":1433525,"input_summary":"chars=416 node=683211","metadata":{"llm_candidates":[{"callsign":"WA8HUB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WA8HUB","recording_id":147571,"started_at":"2026-07-06T14:45:45.371977+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145691}