{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T04:27:21.475986+00:00","duration_seconds":1.426272,"id":918554,"input_summary":"chars=751 node=oldsys","metadata":{"llm_candidates":[{"callsign":"OH2LPX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=OH2LPX","recording_id":34478,"started_at":"2026-06-28T04:27:20.049714+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":34479}