server: {
    mandatory: {
        ContentLauncher: typeof ContentLauncherServer;
        KeypadInput: typeof KeypadInputServer;
        MediaPlayback: typeof MediaPlaybackServer;
        OnOff: typeof OnOffServer;
    };
    optional: {
        AccountLogin: typeof AccountLoginServer;
        ApplicationLauncher: Type<WithFeatures<ApplicationLauncher.Cluster, readonly ["ApplicationPlatform"]>, typeof ApplicationLauncherServer, ApplicationLauncherInterface>;
        AudioOutput: typeof AudioOutputServer;
        Channel: typeof ChannelServer;
        ContentControl: typeof ContentControlServer;
        LowPower: typeof LowPowerServer;
        MediaInput: typeof MediaInputServer;
        Messages: typeof MessagesServer;
        TargetNavigator: typeof TargetNavigatorServer;
        WakeOnLan: typeof WakeOnLanServer;
    };
} = ...

An implementation for each server cluster supported by the endpoint per the Matter specification.