Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCU7F7e8f3iLwFQXBC3kDtyfWyeS07Bc6oDZoc9R+7QJk8FucuTANA+x4HL… (1,748 chars)"
  }
}