Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBFZm5PNs9OvN7QsukmjgoP9PNaL35SvhAfIWP7bq51liMHrO1nIBB8gqx/… (1,748 chars)"
  }
}