Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBAzyOlTbcqmF+u07S1tBq9ONFQf5/DZxo3MH+wJwnzwU8bE9/oEewQPGxu… (1,748 chars)"
  }
}