{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T11:44:24.103499+00:00","duration_seconds":0.463901,"id":986117,"input_summary":"chars=145 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7HCD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7HCD","recording_id":32980,"started_at":"2026-06-28T11:44:23.639598+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":32981}