Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBwsJ6mKqdjuYWBCm5q7r8XKEHNCEiwkEALGykGcHYP3ARWO9WE1KpXZsxG… (1,748 chars)"
  }
}