{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-07T23:31:12.551042+00:00","duration_seconds":1.942441,"id":2451600,"input_summary":"chars=82 node=683210","metadata":{"llm_candidates":[{"callsign":"GM0UGB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=GM0UGB","recording_id":225412,"started_at":"2026-08-07T23:31:10.608601+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":215359}