export declare function createConstructorMetadataManager(metadataKey: any): { get(target: object, propertyKey?: string | symbol): any; set(metadataValue: any, target: object, propertyKey?: string | symbol): void; }; export declare function createMetadataManager(metadataKey: any): { get(target: object, propertyKey?: string | symbol): any; set(metadataValue: any, target: object, propertyKey?: string | symbol): void; };