Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQANdVrhDJjEW6Sb/PGQAdcNmj7zG2rQu3uj1VvFh9S/Rm3AT8B1DZgSgCw/… (1,748 chars)"
  }
}