{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-27T20:04:12.247880+00:00","duration_seconds":1.682577,"id":2902979,"input_summary":"chars=683 node=66296","metadata":{"llm_candidates":[{"callsign":"I7Z","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=I7Z","recording_id":274127,"started_at":"2026-08-27T20:04:10.565303+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":259283}