How to get data from ExtensionObject + WCF

I am getting some data in the form ExtensionData in Client side. However, it is coming properly in the开发者_如何学运维 server side(means the class properties as expected) But how to get the data from the Extension object is not known to me. I am new to WCF and is using C#

Hewlp needed.

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You are going to need to use Message Inspectors.

MSDN