{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T12:26:16.089883+00:00","duration_seconds":2.062193,"id":509226,"input_summary":"chars=258 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KC2PKG","recording_id":82401,"started_at":"2026-06-26T12:26:14.027690+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82402}