{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T12:59:18.578438+00:00","duration_seconds":2.07544,"id":1827198,"input_summary":"chars=752 node=683211","metadata":{"llm_candidates":[{"callsign":"N0B","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N0B","recording_id":174290,"started_at":"2026-07-18T12:59:16.502998+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169716}