{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T11:15:08.042713+00:00","duration_seconds":0.799502,"id":980918,"input_summary":"chars=33 node=oldsys","metadata":{"llm_candidates":[{"callsign":"QW8FZL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=QW8FZL","recording_id":27634,"started_at":"2026-06-28T11:15:07.243211+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":27635}