Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCC85MiG7Cgd+OK/5x7R0RGAyqyyWfVkOFqm9lqKMawWjPCMczBOW45eGnO… (1,748 chars)"
  }
}