Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGLMpXtARB7MPtuwPnYu/+/3b7uAmx8p+3aJVx0LEgF9TbLDzONBBURr+tJ… (1,748 chars)"
  }
}