{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T20:09:49.455783+00:00","duration_seconds":1.299205,"id":1057904,"input_summary":"chars=905 node=oldsys","metadata":{"llm_candidates":[{"callsign":"V44KM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=V44KM","recording_id":25600,"started_at":"2026-06-28T20:09:48.156578+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":25601}