Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBTYFbNIf8XlDzZsVZPwlzr4AX6QcFqtRYHqYtYE4YB4W7fxq/XFTOryR5X… (1,748 chars)"
  }
}