{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T12:13:26.728613+00:00","duration_seconds":0.625445,"id":990729,"input_summary":"chars=76 node=oldsys","metadata":{"llm_candidates":[{"callsign":"WA7BFN","confidence":0.78},{"callsign":"W7BNG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WA7BFN,W7BNG","recording_id":32379,"started_at":"2026-06-28T12:13:26.103168+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":32380}