Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAentyxuL+TyHnHwE/3Y6hFgZr5XtBOE7SbwKrIj4L0/lXkZFH2No9xhC34… (844 chars)"
  }
}