{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T02:43:37.650128+00:00","duration_seconds":0.582802,"id":1589320,"input_summary":"chars=841 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"D4ERS","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=D4ERS","recording_id":158326,"started_at":"2026-07-11T02:43:37.067326+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155430}