Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDx8yBmcZAgO1uxrPBaGuXJq+gnzE0VbCpllcc+7y2SVwXA2E+4G9INzbiS… (1,748 chars)"
  }
}