{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T21:43:52.246468+00:00","duration_seconds":0.509294,"id":862854,"input_summary":"chars=34 node=oldsys","metadata":{"llm_candidates":[{"callsign":"JF0UBR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=JF0UBR","recording_id":44714,"started_at":"2026-06-27T21:43:51.737174+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":44715}