Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG/3uKJd3XwZzKkkF1TZrSJ2I51mBRbQjbGyFJYqRetW29RB1l9RGc+cz79… (1,748 chars)"
  }
}