[The main function]
◾ Notification List: You can get a list of personal notification messages from the server.
◾ AI recognition notification: Receive the recognition results of the front-end equipment, and create different types of event cards according to the events of face, license plate, and object recognition. Entering the event card can query and report the current screenshots, panoramas and other related information.
◾ Device and server status report: Receive the report of the abnormal status of the device or server, and generate a related status card to notify the administrator of the device status.
◾ FCM service: When the APP is in the background, FCM can continuously send push messages to notify the user of the event status, and automatically open the corresponding event card when the push message is clicked.