{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T23:08:26.627227+00:00","duration_seconds":1.511247,"id":875061,"input_summary":"chars=1168 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7VXH","confidence":0.78},{"callsign":"KJ7BXH","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7VXH,KJ7BXH","recording_id":44523,"started_at":"2026-06-27T23:08:25.115980+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":44524}