{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T00:05:52.461233+00:00","duration_seconds":0.738521,"id":883356,"input_summary":"chars=310 node=oldsys","metadata":{"llm_candidates":[{"callsign":"G7UT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=G7UT","recording_id":43727,"started_at":"2026-06-28T00:05:51.722712+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":43728}