Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBHziLYjdEEiTcmHtlQ3+MabfiYYo6Ni7XwT2JHPfE0aUDFHj+0RMdEQcw0… (1,748 chars)"
  }
}