Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBJzMwQh0oMIq7enrtubgn/Bk5dDtdX2tYHgVKAIM0qOVNv7JZ3o5mqPW+5… (1,748 chars)"
  }
}