{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T18:13:25.992650+00:00","duration_seconds":0.638004,"id":1043454,"input_summary":"chars=1689 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=KI7RMU","recording_id":26609,"started_at":"2026-06-28T18:13:25.354646+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":26610}