{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:43:07.097864+00:00","duration_seconds":0.488417,"id":1046772,"input_summary":"chars=20 node=oldsys","metadata":{"llm_candidates":[{"callsign":"WB7J","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=WB7J","recording_id":26535,"started_at":"2026-06-28T18:43:06.609447+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":26536}