export declare const BLOCK_MAP_FILE_NAME = "_blockMap.blockmap";
export interface FileChunks {
    checksums: Array<string>;
    sizes: Array<number>;
}
export interface BlockMap {
    version: "1" | "2";
    files: Array<BlockMapFile>;
}
export interface BlockMapFile extends FileChunks {
    name: string;
    offset: number;
}
export declare function readEmbeddedBlockMapData(file: string): Promise<any>;