Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGCqkMKQz3j8VV3UW1wXv/f2VXHx/gBxzdGzJtKmT6MEAFRrLteSJZftODw… (1,748 chars)"
  }
}