upload(param: {
        parentFolderId: string;
        filePath: string;
        familyId?: string;
    }, callbacks?: UploadCallbacks): Promise<{
        fileDataExists: number;
        file: {
            userFileId: string;
            fileName: string;
            fileSize: number;
            fileMd5: string;
            createDate: string;
            rev: number;
            userId: number;
        };
        code: string;
    }>;