Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC+vhvkhm6WFKrCkQk5XyhgEzsFEWrJd3ShEpwPWY87oCisUe77u8xdD9bI… (1,748 chars)"
  }
}