Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB+V52bXCE8ht5bny+vXQ0GgOwL/SwpBx/oTRkW3N5kTWhUAYvrB/B/Zo9u… (1,748 chars)"
  }
}