调用 DescribeAccountBalance 错误提示

UnauthorizedOperation.CamNoAuth

原因

缺少的策略 finance:DescribeAccountBalance 的权限

解决方法添加一个新策略financeDescribeAccountBalance

{
    "version": "2.0",
    "statement": [
        {
            "effect": "allow",
            "action": [
                "finance:DescribeAccountBalance"
            ],
            "resource": [
                "*"
            ]
        }
    ]
}