Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDNrKPyTuB8/nj7fW7r6D3xHBpwJwhqYk5Xd/YwfdQgpQ+nwQrm3sb2ziUa… (1,748 chars)"
  }
}