Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA1/u18fBtcKmOm2IKlvKcFdYb962TykbwZEod/hXqrVneZv1PjnOR0uS7c… (1,748 chars)"
  }
}