{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T04:55:46.389169+00:00","duration_seconds":0.565238,"id":922025,"input_summary":"chars=1954 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK6ULC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KK6ULC","recording_id":40104,"started_at":"2026-06-28T04:55:45.823931+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":40105}