Not able to access Unity Connection API's

Version 1
    This document was generated from CDN thread

    Created by: Vikrem sp on 29-09-2010 05:13:15 AM
    Hi fella's,
    Using Mozilla browser poster addon, I try to access my Unity Connection Server API's, but I'm not able to access it.
    Following was the link I tried.
    POST https://<connectioin-server>/vmrest/users?templateAlias=voicemailusertemplate
    Any suggestion would be helpful. I am completely novice to cisco products.