Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCQqwE38pxTZm5JS78Eo+RrgD+84QbZHsY4H0ewZS+i+z3iGwoszt6NC8F1… (1,748 chars)"
  }
}