Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFqOBGiX3XPZ+acwuA0H6KOpn+HpYR7I7IUn76wjrPbHUQJxBK6BMC0td9w… (844 chars)"
  }
}