Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBYSZ/6Bg7o569eSXHXaKn5Z/I+nM+kXBwSF0alRT8YFn4Lk3WIsEv915Zk… (1,748 chars)"
  }
}