Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHZJ0iC64pArhEY0EIkfNUZvJNZitwR6a9PGU+0U8nt1R9aY4OEHrsFZQjU… (844 chars)"
  }
}