Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAkFDXzjd6mq+bE6b94eMhtJE1hEjSXc5X4f1ucZwaIJGvf7G5hUORDcq3E… (1,748 chars)"
  }
}