Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGQu3crX5BP5v8nhr0eAp+NkxD8zOOLJtjy+IjNISeVSjKNtbcbjeVUD0GH… (1,748 chars)"
  }
}