Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBViQ8HCpWZ5imiF/3gLJxYpeNiIpQe4c53kjdG9qB+0z6jLoALfimBW8kK… (1,748 chars)"
  }
}