{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T14:45:54.276528+00:00","duration_seconds":3.001334,"id":1433533,"input_summary":"chars=416 node=683211","metadata":{"llm_candidates":[{"callsign":"WA8HUB","confidence":0.78},{"callsign":"AB7BWA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=WA8HUB,AB7BWA","recording_id":147571,"started_at":"2026-07-06T14:45:51.275194+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145691}