{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T22:07:30.849010+00:00","duration_seconds":0.89534,"id":412967,"input_summary":"chars=413 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7EXM","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=K7EXM","recording_id":93152,"started_at":"2026-06-25T22:07:29.953670+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":93153}