Add Apps to Intune in Apple Business Manager

Log into Apple Business Manager at apple@pbr.org.au 
 Navigate to Apps & Books 
 
 In search bar at the top search for the app you want to add 
 
 select the app, assign to Puffing Billy Railway Board and enter quantity and click Get 
   
 Now go to Intune Tenant Admin | Connectors and Tokens  
 
   
 On the line of apple@pbr.org.au go to far right and click on ... and select Sync 
   
 
   
 Once sync has completed navigate to  Apps | iOS/iPadOS apps, and the app will be displayed in the list and is now successfully added to Intune