Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGYIXG5yrUIK2QLqz8a18OOYcq0LWn4Jxx4ZwQ7P9yCajDTLTmPty+ccC0Y… (844 chars)"
  }
}