Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwALOR4HdCCUtPbhKSyXtkvdoRXHXlLZUfDfgbwzK+kYqxOvW+cDMbbyB8Mu… (844 chars)"
  }
}