Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDu0rdJz97OJKUMwHI95Umuhd0ncj9Fs6JKrQe4uO7NIzlMsbmJJghwCz5F… (1,748 chars)"
  }
}