{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T07:11:59.007690+00:00","duration_seconds":3.445698,"id":472280,"input_summary":"chars=949 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":1.0},{"callsign":"KK7PDW","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KK7IJZ,KK7PDW","recording_id":86676,"started_at":"2026-06-26T07:11:55.561992+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":86677}