UBIK Web Service

        /// <summary>
        /// Delivers a list of all defined MetaClass Objects for the given Application and the given DeviceID
        /// </summary>
        /// <param name="appName">Name of the Application</param>
        /// <param name="contextName">Name of the Context</param>
        /// <param name="authentication">authentication (tokenid) for the user/device to access this service</param>
        /// <returns>a list of MetaDefinitions</returns>
        [OperationContract]
        [WebInvoke(UriTemplate = "GetMetaDefinitionsV212/{appName}/{contextName}/{authentication}/{version}", Method = "GET",
                   RequestFormat = WebMessageFormat.Json,
                   ResponseFormat = WebMessageFormat.Json)]
        BCMetaDefinitions GetMetaDefinitionsV212(String appName, String contextName, string authentication, string version);

        string appName = "APP_TEST";
        string ctxName = "CTX_TEST";
        string authToken = FetchValidAuthToken();
        string v212 = "212";

        BCMetaDefinitions metaDefintions = target.GetMetaDefinitionsV212(appName, ctxName, authToken, v212);