Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC0MjJsbEpxxoS8SsjJyTYnMjP7ULKGhNkpaI2p674UtQMHBV4h9CErBYh/… (1,748 chars)"
  }
}