{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T17:55:52.666408+00:00","duration_seconds":1.227499,"id":535171,"input_summary":"chars=31 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":87630,"started_at":"2026-06-26T17:55:51.438909+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":87631}