@Override
    protected String getRequestData() {
        /**
         *  {"type": "core-site", "tag": "version1363902625", "properties" : { "fs.default.name" : "localhost:8020"}}
         */
        JsonObject jsonPropertiesObj = new JsonObject();
        for (Map.Entry<String, String> property : properties.entrySet()) {
            jsonPropertiesObj.addProperty(property.getKey(), property.getValue());
        }
        JsonObject jsonObject = new JsonObject();
        jsonObject.addProperty("type", configType);
        jsonObject.addProperty("tag", configTag);
        jsonObject.add("properties", jsonPropertiesObj);
        Gson gson = new Gson();
        return gson.toJson(jsonObject);
    }
Gets the request data.

@return - Request data.
ambari-funtest/src/test/java/org/apache/ambari/funtest/server/api/cluster/CreateConfigurationWebRequest.java