{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-14T19:49:33.119209+00:00","duration_seconds":1.775369,"id":2600560,"input_summary":"chars=608 node=66296","metadata":{"llm_candidates":[{"callsign":"KC3TBC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC3TBC","recording_id":241368,"started_at":"2026-08-14T19:49:31.343840+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":229701}