Utilities include: subscribing and unsubscribing users for push notifications; verifying subscription for push notifications; and sending push notifications to subscribed users.

This package is used to provide utilities to applications that have enabled Progressive Web App (PWA).

• GENERATE_PUSH_CREDENTIALS Procedure
  
• HAS_PUSH_SUBSCRIPTION Function
  
• PUSH_QUEUE Procedure
  
• SEND_PUSH_NOTIFICATION Procedure
  
• SUBSCRIBE_PUSH_NOTIFICATIONS Procedure
  
• UNSUBSCRIBE_PUSH_NOTIFICATIONS Procedure