Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFWWyPdphHb5BCOqa/1ZFJMkso6LhfZZNbqEU4D1JYm9lwDs7VmUaIdwdBy… (1,748 chars)"
  }
}