{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T03:30:42.296823+00:00","duration_seconds":0.920766,"id":583872,"input_summary":"chars=91 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK78CD","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK78CD","recording_id":75993,"started_at":"2026-06-27T03:30:41.376057+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":75994}