{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T10:33:15.954406+00:00","duration_seconds":2.456909,"id":1692059,"input_summary":"chars=651 node=683211","metadata":{"llm_candidates":[{"callsign":"VA3KK1","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=VA3KK1","recording_id":165298,"started_at":"2026-07-14T10:33:13.497497+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161824}