Retrieving list of subspaces based on user logged in

Hi ,

We are  trying to get all the Subspaces along with their metadata in a Page. I am able to get Name, Description, icon, members etc. But not able get the following metadata attributes
1. CreationDate
2. CreatedBy
3. Custom metadata attributes

What we did was

? Created a TaskFlow
? Added the below content in Fragments section

<?xml version='1.0' encoding='UTF-8'?>
<jsp:root xmlns:jsp="http://java.sun.com/JSP/Page" version="2.1" xmlns:pe="http://xmlns.oracle.com/adf/pageeditor" xmlns:cust="http://xmlns.oracle.com/adf/faces/customizable" xmlns:f="http://java.sun.com/jsf/core" xmlns:af="http://xmlns.oracle.com/adf/faces/rich