Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGxB6yrd6BMjnJGj5ayqmMXyRjT7oN0STRi7SkQQNvhiVtN04JGzA4Mk/TU… (844 chars)"
  }
}