{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T12:52:55.537261+00:00","duration_seconds":0.971618,"id":510734,"input_summary":"chars=685 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KN4L","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KN4L","recording_id":82415,"started_at":"2026-06-26T12:52:54.565643+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82416}