Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTJbFmFuj0KzhZUymRbvA4Cqufn9+qqphTUbjdhuMdeGlGnWbDN8PXPv9h… (1,748 chars)"
  }
}