export const serializer: Serializer; declare class Serializer { version: number; editorVersion: string; currentFilePath: any; generateMetadata(toolManager: any): { created: string; lastModified: string; worldBounds: { minX: number; maxX: number; minY: number; maxY: number; }; }; save(toolManager: any, filePath: any): { version: number; editorVersion: string; metadata: { created: string; lastModified: string; worldBounds: { minX: number; maxX: number; minY: number; maxY: number; }; }; tools: {}; }; load(toolManager: any, filePath: any): any; quickSave(toolManager: any): { version: number; editorVersion: string; metadata: { created: string; lastModified: string; worldBounds: { minX: number; maxX: number; minY: number; maxY: number; }; }; tools: {}; }; } export {};