Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBJUh7Pp57xsumGR0iFDvs6FXPyRyojDvGTYoKj2lrJQkssykcN9Gw5E9Bp… (1,748 chars)"
  }
}