{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T12:45:04.851362+00:00","duration_seconds":0.936643,"id":1619202,"input_summary":"chars=752 node=683211","metadata":{"llm_candidates":[{"callsign":"BE3FBX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=BE3FBX","recording_id":160385,"started_at":"2026-07-12T12:45:03.914719+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157245}