| Header|| {{MSDN/String}} || In || The header line of the PopUp Message
|- align="left"
| TextLines|| Array of {{MSDN/String}}[] || In || Array of lines of text (as single lines) from the Popup Message
|- align="left"
| Style|| [[StyleTypes]] || In || The layout style of the presented message at the client (Notification, ImportantInformation, Failure, Emergency)