+
+ subparser.addArgument("--set-permission-add-member")
+ .help("Set permission to add new group members")
+ .type(Arguments.enumStringType(GroupPermission.class));
+ subparser.addArgument("--set-permission-edit-details")
+ .help("Set permission to edit group details")
+ .type(Arguments.enumStringType(GroupPermission.class));
+
+ subparser.addArgument("-e", "--expiration").type(int.class).help("Set expiration time of messages (seconds)");