Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBx9ZALHwBipe9oh5T0fADkRmGvPaE6UeL94cRVWIQjdklqmBr9wqLi/vSN… (1,748 chars)"
  }
}