Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFa80XgfVlnSDvocmuN/Pj3w55JF/wf8XvjT+nkb/ZY/EFW66tCgAaWb9dT… (1,748 chars)"
  }
}