Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCJxjE+HE50jJSUG6xOsBod3RTfn2XFgcRyIJFkNj3n1gO1eFXCrZ2Mq55C… (844 chars)"
  }
}