Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEJGir/9nkvYMSI9oGDfhRkQj6d5NLcJIyiUfC4GWKjDhp9ByYgXQX6w5bv… (844 chars)"
  }
}