Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZHj6l2jgxP7gvSy/9cZ3+Qf3vYY/9khpdJ5XuUg3R2kbWS0rLNaTZ3JKp… (1,748 chars)"
  }
}