Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFfNw1av+5K6ZHwQ6sZXwNqNnsFBKAVG4OND4qoj+5SZgQ0daKjXZC+XWqV… (844 chars)"
  }
}