Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBeJrQy2DlK7UwElaaq8Z7uE2AGulGZPu/XCjFJXfgr9HxPU9FM447LpfHK… (1,748 chars)"
  }
}