{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T15:39:40.094199+00:00","duration_seconds":1.447622,"id":1022228,"input_summary":"chars=1720 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5REQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ5REQ","recording_id":23258,"started_at":"2026-06-28T15:39:38.646577+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":23259}