{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T05:26:10.882577+00:00","duration_seconds":1.490118,"id":925723,"input_summary":"chars=375 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"N90FU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KC2PKG,N90FU","recording_id":39321,"started_at":"2026-06-28T05:26:09.392459+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":39322}