Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCoirNqvbRzYM3bP0KLPe+4HYr670W/u3rOZU66dKtDOVKBD44Zga8L57uU… (1,748 chars)"
  }
}