Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHH0YSoNoaN6oXTj92FWGgJe9Qs1Nvj9GWBvqibPjm+GjMinC7p4U0BXSzD… (1,748 chars)"
  }
}