Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAYYIck/hHsUs7yq/ILWW9F+sxeArX/iIXq+345UTo1+FTthPmYyMfz0Nsz… (1,748 chars)"
  }
}