Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCgyMRzU9WOZynwf6oymiOz5qmhAF9C2Blki+rkWDx2jgK2eqGyWK5TKOB3… (1,748 chars)"
  }
}