{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T14:40:44.623991+00:00","duration_seconds":0.896799,"id":1013959,"input_summary":"chars=832 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7HDN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7HDN","recording_id":29835,"started_at":"2026-06-28T14:40:43.727192+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":29836}