(Optional) Create a custom app
Because the Ciseco theme uses metaobjects to manage content for sections, it will be necessary to create metaobjects definitions and metaobjects entries.
You can create them manually, but this is prone to errors and omissions. So the preferred way is to use Ciseco's built-in auto-generate definitions and demo entries, and then you're ready to go and enjoy them.
You should check this more clearly on the import demo page. - Step 2. Import Definitions and demo entries.