Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCepsqSKLGHWoQt4EcZ9jknqe+oXbzTmATYxqv+o6oB31hGPI+xDjOr0qw+… (1,748 chars)"
  }
}