Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEUUgRHPzqhzKo5a+yLnGPQycqYD5cJ7MWObuKlGuijGADlt1FhkWu0F0ky… (844 chars)"
  }
}