final PermissionGroup rank = CloudServer.getInstance().getCloudPlayers().get(e.getPlayer().getUniqueId()).getPermissionEntity().getHighestPermissionGroup(CloudAPI.getInstance().getPermissionPool());
final String prefix = ChatColor.translateAlternateColorCodes('&', rank.getPrefix());
final String suffix = ChatColor.translateAlternateColorCodes('&', rank.getSuffix());
final String display = ChatColor.translateAlternateColorCodes('&', rank.getDisplay());

Abfragen kann man mit:

if(rank.getName().equalsignorecase("default")) {
//Euer Code
}