Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHX8DZjwHKzOPaHwmaDnnTTZBs+7T/pUpVN41Gk3Ssn9S6cc9H7Iwv33QIK… (844 chars)"
  }
}