Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGTQwrbhDCCybF7OUQDzxsjtMV6mk71jwMwRd/Zp9etAKqsM4VUkJLtIva… (1,748 chars)"
  }
}