--- title: updateDialogUnreadMark description: The manual unread mark of a chat was changed image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: updateDialogUnreadMark [Back to constructors index](index.md) The manual unread mark of a chat was changed ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |unread|[Bool](../types/Bool.md) | Optional|Was the chat marked or unmarked as read| |peer|[DialogPeer](../types/DialogPeer.md) | Yes|The dialog| ### Type: [Update](../types/Update.md) ### Example: ```php $updateDialogUnreadMark = ['_' => 'updateDialogUnreadMark', 'unread' => Bool, 'peer' => DialogPeer]; ``` Or, if you're into Lua: ```lua updateDialogUnreadMark={_='updateDialogUnreadMark', unread=Bool, peer=DialogPeer} ```