{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T19:12:19.686365+00:00","duration_seconds":0.929825,"id":1050816,"input_summary":"chars=609 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7VXH","confidence":0.78},{"callsign":"KI7RMU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ7VXH,KI7RMU","recording_id":25925,"started_at":"2026-06-28T19:12:18.756540+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":25926}