Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH8dECxQbUvvJbRGvR4wrgFZxqnuKHqQgUj4RCX7BvthUVA2qybr2fZPcmw… (844 chars)"
  }
}