Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBRKttew9sR4Mda63Z829dXwTF8Ivw/p/WyVpQudZm8IgI0hvPrKfRKRBk+… (1,748 chars)"
  }
}