Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGItWOzKiw4UR3vi3jy/AXCnP7t7FBSbkinw6Pg5ISpOyqKdOQZ9s4NbZnw… (1,748 chars)"
  }
}