Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBT3voyJaYw+YCPW2U25YkAXVv7AmeWk8a80twnlLu3AxUqQM5da8VwW7Up… (1,748 chars)"
  }
}