{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T17:44:27.153876+00:00","duration_seconds":1.343802,"id":1039756,"input_summary":"chars=260 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KD7WA","confidence":0.78},{"callsign":"N0HC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KD7WA,N0HC","recording_id":27211,"started_at":"2026-06-28T17:44:25.810074+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":27212}