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- Create a new message for an user
- Get the message list of the current user
- Get information about a specified message
- Modify content of the dashboard message
- Delete the specified message
- Mark a browser message as "read"
- Mark a browser message as "unread"
- Mark an email message as "unread"
- Filter the messages
- Get all messages sent by given user to all single users
- Get all messages sent by given user to all groups
- Create a new messaging group
- Get all the messaging groups
- Get the messaging group details
- Delete the messaging group
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