{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T05:46:48.752614+00:00","duration_seconds":1.025997,"id":461851,"input_summary":"chars=241 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":87765,"started_at":"2026-06-26T05:46:47.726617+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":87766}