{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T01:03:18.467632+00:00","duration_seconds":0.477607,"id":891820,"input_summary":"chars=44 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KX2CW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KX2CW","recording_id":37054,"started_at":"2026-06-28T01:03:17.990025+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":37055}