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For help - on the remote server returns an error: (400), the request of the error

Time:03-22

Call third-party interface, is a Post request, the json data format; Returns the XML,

C #, the implementation of the HttpWebResponse wr=(HttpWebResponse) httpReq. The method GetResponse (); Always an error System.Net.WebException: remote server returns an error: (400) error request

Don't know how to return a responsibility, help!

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  • C#
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