Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEp+jR3eQtDEwo4nRTz8/P/ag35b8zx1advk8PFyljWdzEw5cm+8+zqp/MR… (1,748 chars)"
  }
}