Use the O365 Notification for custom Notification

Hi SharePoint Champions,

I would like to use the custom notification service for Office 365(Bell icon on top suite bar;The one showed on the screenshot below). I want to use in liaise with SharePoint Online.

Is there an API available which I can avail so that I can push the notification to O365.

Your help is highly appreciated.

Thanks in Advance. Cheers, Arjun U Menon.