{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T05:54:25.756758+00:00","duration_seconds":0.595443,"id":1592949,"input_summary":"chars=851 node=66296","metadata":{"llm_candidates":[{"callsign":"K2XM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K2XM","recording_id":158562,"started_at":"2026-07-11T05:54:25.161315+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155661}