Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDXw2D+eyTrowJ0JJ13DC2OWj+lmGOEchcF07TfVcHRrwxRc8ybvuZpzSn+… (1,748 chars)"
  }
}