MANAGING NOTIFICATIONS ACROSS SERVICES

A system and method identify first notification data and second notification that notify a user of a message about an activity that is of interest to the user. The system and method send the first notification data to a first client service and the second notification data to a second client service. The system and method receive a read notification indicating that the first notification data sent to the first client service has been interacted with by the user. The system and method update a first read status associated with the first notification data and a second read status associated with the second notification data. The system and method send a modify instruction to the second client service that instructs the second client service to modify the second notification data that has not been interacted to reflect that the first notification data has been interacted with by the user.