{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-19T02:42:14.421277+00:00","duration_seconds":3.57037,"id":1848146,"input_summary":"chars=624 node=66296","metadata":{"llm_candidates":[{"callsign":"I7RMU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=I7RMU","recording_id":175857,"started_at":"2026-07-19T02:42:10.850907+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":171037}