# 如何调用API
[构造请求](https://support.huaweicloud.com/api-dew/dew_02_0001.html)
:
[认证鉴权](https://support.huaweicloud.com/api-dew/dew_02_0003.html)
:
[返回结果](https://support.huaweicloud.com/api-dew/dew_02_0056.html)
: