Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQENEIhKGV4YH8Wf/XghKkwtUyE0+GgWD9t9jqBR5JkgWSgJKZMMY0eX5rt2… (1,748 chars)"
  }
}