{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T14:53:56.829029+00:00","duration_seconds":5.814039,"id":1621851,"input_summary":"chars=742 node=683210","metadata":{"llm_candidates":[{"callsign":"AI6US","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=AI6US","recording_id":160567,"started_at":"2026-07-12T14:53:51.014990+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157418}