{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T16:17:55.141952+00:00","duration_seconds":13.865161,"id":1832848,"input_summary":"chars=668 node=683211","metadata":{"llm_candidates":[{"callsign":"VO1U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=VO1U","recording_id":174750,"started_at":"2026-07-18T16:17:41.276791+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170076}