Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA8FfnaNaDcVnTqZfzAS5fNRmLs9qhZccJ+J4xMlT5mZk5UZ/aISQxF0S9f… (844 chars)"
  }
}