Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBdLeUdLg8Qd4ZvpMYE6RmW5i9z8UT92Ho+Y5ICTvl96VsrQ/J3N1HYYknB… (1,748 chars)"
  }
}