开通广告账号接口问题

按照

所有配置均已配好

微信一直返回

 { [0]=> int(900312007) [1]=> string(72) “The API you requested is unknown. Please check your URL and http method.” }

错误码：900312007

错误信息：The API you requested is unknown. Please check your URL and http method.

api链接 请求方式均没问题啊

求解！！！