Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQANx0qB926tsiQ1+N+Uqf5B99hNJJGwz+ENftRw1pG3bz8I9lBuIqnI4BsJ… (1,748 chars)"
  }
}