Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBTno2yxQKpbYcQBKiIhLde7l4rEHrDQnxWMY+SdHLxDWol8uaB/7ZM6ZUZ… (844 chars)"
  }
}