{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T10:46:16.995393+00:00","duration_seconds":0.770276,"id":975935,"input_summary":"chars=348 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KG7WOI","confidence":0.78},{"callsign":"KG78II","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KG7WOI,KG78II","recording_id":28222,"started_at":"2026-06-28T10:46:16.225117+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":28223}