Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF8jPDNihW9VKAtnTHFZV1NqcaWEKUQAqhTH0tWd/Stly73B8i/4FQZEPKQ… (844 chars)"
  }
}