{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T15:19:24.208476+00:00","duration_seconds":1.707124,"id":1505041,"input_summary":"chars=531 node=683211","metadata":{"llm_candidates":[{"callsign":"KC7FM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC7FM","recording_id":152642,"started_at":"2026-07-08T15:19:22.501352+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150187}