// Pass context and wanted serializer. 
// This creates a Livebox instance with default values. 
Livebox.init(this, LiveboxGsonSerializer.create());

Livebox.init(new Config()
                .lruCacheConfig(new DiskLruDataSource.Config(
                        new File("somePath") // Cache file path
                         10 * 1024 * 1024// Cache size in bytes
                ))
                .addSerializer(LiveboxGsonSerializer.create())
                ...
        );