Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAa+KBcVqP7dD7SdZ8+fHL3IxHlq2IdlhaPIXs6mEPDbSC7ypnEPJc8BYRH… (844 chars)"
  }
}