{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T14:54:28.098685+00:00","duration_seconds":4.690282,"id":1397639,"input_summary":"chars=667 node=683210","metadata":{"llm_candidates":[{"callsign":"KV6C","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KV6C","recording_id":145147,"started_at":"2026-07-05T14:54:23.408403+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143445}