{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T09:05:25.421511+00:00","duration_seconds":1.535962,"id":486788,"input_summary":"chars=614 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB7TVW","confidence":1.0},{"callsign":"KB7PVW","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KB7TVW,KB7PVW","recording_id":84976,"started_at":"2026-06-26T09:05:23.885549+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":84977}