Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAN6LczS8Ev/wMEwxA/kxcXOKjlJl8Ppl6i8i6ye3bGfBzrxckwkRzTXaX/… (1,748 chars)"
  }
}