{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T11:15:52.081848+00:00","duration_seconds":0.494628,"id":981073,"input_summary":"chars=551 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5GWO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ5GWO","recording_id":33181,"started_at":"2026-06-28T11:15:51.587220+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":33182}