Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBsZkK2LQWpWxxsSaYO8D+L9IXkZ+MIJoZfsa5TDHZqiUtvoucBXnE8bBR8… (1,748 chars)"
  }
}