Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBvQZ28Ji9GgPARbXMCdYe0wJ7pZawmkXnhlCE7GkYUhGqX72TKTW3kspdn… (1,748 chars)"
  }
}