Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD5WfQBAjQYagZbYjJEakPd0xsSL/Jw0Y84MhkdzINy1B8sA398GDgOa6C7… (1,748 chars)"
  }
}