Read below documentations to get layout url #
Downloaded Product Folder Structure
Most Important #
I want to import "Free Breakdance Agency Webkit"
Import any Webkit within 10 min #
Once you open XML Files Folder you can see "free-breakdance-webkit Folder " and open that folder 
Once you open "free-breakdance-webkit Folder " you can see below files 
Step 2
Go to Dashboard > Breakdance > Settings and click on "Theme"
So just select " Disable Theme" option to Disable Theme and click on "Save Changes" Button
Step 3
Go to Dashboard > Breakdance > Settings and click on "License"
So please add your License of Breakdance Purchase and click on "Save Changes" Button
After Install Click on "Run Importer" 
Now Select file "free-breakdance-webkit.xml" [ Folder Path- Breakdance Webkits\XML Files\free-breakdance-webkit] and Click on Upload Button 
Click On "Submit" Button 
Now Data is Imported. 
You can see all pages 
Step 5
This is most important Steps to just import breakdance global settings using "free-breakdance-webkit.json" file #
Go to Breakdance -> Settings -> Tools -> Import Settings -> Select File (free-breakdance-webkit.json) -> Click on "Upload Export JSON File" Button
Another Most Important Step Please Don't Forget to Regenerate CSS Cache
You can see json file is imported now click on "Regenerate CSS Cache" Button
You can see cache is created
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Now check Doc How to create website using breakdance webkit?
