{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T07:22:31.692480+00:00","duration_seconds":0.871008,"id":1149982,"input_summary":"chars=224 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5ILQ","confidence":0.78},{"callsign":"VE1WN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5ILQ,VE1WN","recording_id":15381,"started_at":"2026-06-29T07:22:30.821472+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":15382}