Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFKZwm18gM17swpUwwDPnhPvaq5Gkk2bb+bv+FZLMf8BxA8Dj5SosFBb6jH… (844 chars)"
  }
}