i tried to post using mechanize with content in JSON format but i am getting an error message. but when i tried to post through the software poster(firefox addon) i got the correct response. but same content when used in script i returns ExceptionDetail":{"HelpLink":null,"InnerException":null,"Message":"Object reference not set to an instance of an object.","StackTrace" can any one tell what is the error?

In reply to json post by susmithp

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