{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-25T13:28:56.032955+00:00","duration_seconds":1.854411,"id":2845678,"input_summary":"chars=1086 node=683211","metadata":{"llm_candidates":[{"callsign":"VA3KK1","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=VA3KK1","recording_id":267971,"started_at":"2026-08-25T13:28:54.178544+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":253763}