Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCC/8Oy5F0xHO2ZvVH+L8igdFYr8RF9wP7YB0diN4W8UCYU0aob7NwlRyXG… (1,748 chars)"
  }
}