Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA5AUl4VtYDogG9f3+5LWE+853YK4AUd/Yi7lcIEY3nBQr61dVBb8Wrqx8y… (1,748 chars)"
  }
}