Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEHoZf+ScDXCfkImJzYO5ZKhH7IhmoI51QrHmNAHnYpqwK/6kDrObPQvNyp… (844 chars)"
  }
}