How to use the lz-string.decompressFromBase64 function in lz-string

const decompress = string =>
  LZString.decompressFromBase64(
    string
      .replace(/-/g, '+') // Convert '-' to '+'
      .replace(/_/g, '/') // Convert '_' to '/'
  );

function loadAsync() {
    let hash = getCurrentHash();
    if (!hash)
        return null;

    last.hash = hash;
    if (hash.startsWith('gist:'))
        return loadGistAsync(hash);

    if (!hash.startsWith('v2:'))
        return legacyLoadFrom(hash);

    hash = hash.substring('v2:'.length);
    try {
        const decompressed = LZString.decompressFromBase64(hash);
        // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
        const [, optionsPart, codePart] = /^([^|]*)\|([\s\S]*)$/.exec(decompressed)!;

        const optionsPacked = (
            optionsPart.split(',').reduce((result, p) => {
                const [key, value] = p.split(':', 2);
                result[key] = value;
                return result;
            }, {} as { [key: string]: string|undefined })
        );
        const language = languageMapReverse[optionsPacked.l ?? 'cs']
                      // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
                      ?? throwError(`Failed to resolve language: ${optionsPacked.l}`);
        const target = targetMapReverse[optionsPacked.t ?? 'cs']
                    // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
                    ?? throwError(`Failed to resolve target: ${optionsPacked.t}`);

function icons()
{
    var vide=outFile; var data=out;

    console.log( "- Trying to acquire application ID from Server (" + lzString.decompressFromBase64( data.url ) + ")..." );

    var url="/app/check/?url=" + lzString.decompressFromBase64( data.url );
    sendBackendRequest( url, {}, function( response ) {
        var array=response.check;
        var appId;

        // --- Check if url exists on the server
        for( var i=0; i < array.length; ++i ) {
            if ( array[i].name === "url" ) {
                if ( array[i].exists ) appId=array[i].appid;
            }
        }

        if ( appId )
        {
            console.log( "- Acquired the application ID successfully (" + appId + ")." );

            var parameters={};

export const decompress = string =>
  LZString.decompressFromBase64(
    string
      .replace(/-/g, '+') // Convert '-' to '+'
      .replace(/_/g, '/') // Convert '_' to '/'
  );

function create()
{
    var vide=outFile; var data=out;

    if ( !data.url ) {
        console.log( "Error: \"url\" parameter is missing.");
        return;
    }

    var parameters={};
    parameters.name=lzString.decompressFromBase64( data.name );
    parameters.version=lzString.decompressFromBase64( data.version );
    parameters.url=lzString.decompressFromBase64( data.url );
    parameters.title=lzString.decompressFromBase64( data.title );

    var domains=String( lzString.decompressFromBase64( data.domain ) );
    domains=domains.split( "," );
    for (var i = 0; i < domains.length; i++ )
        domains[i] = domains[i].trim();

    parameters.domain=domains;
    parameters.file=vide;

    sendBackendRequest( "/app/create", parameters, function( response ) {
        var type, message;

        if ( response.status == "ok" )

parameters.name=lzString.decompressFromBase64( data.name );
            parameters.version=lzString.decompressFromBase64( data.version );
            parameters.url=lzString.decompressFromBase64( data.url );
            parameters.title=lzString.decompressFromBase64( data.title );

            var domains=String( lzString.decompressFromBase64( data.domain ) );
            domains=domains.split( "," );
            for (let i = 0; i < domains.length; i++ )
                domains[i] = domains[i].trim();
            parameters.domain=domains;

            parameters.author=lzString.decompressFromBase64( data.author );
            parameters.keywords=lzString.decompressFromBase64( data.keywords );
            parameters.description=lzString.decompressFromBase64( data.description );
            if ( data.googleAnalytics )
                parameters.googleAnalytics=lzString.decompressFromBase64( data.googleAnalytics );
            parameters.file=vide;

            sendBackendRequest( "/app/update/" + appId, parameters, function( response ) {
                var type, message;

                if ( response.status == "ok" ) {
                    console.log( "- Application updated successfully." );
                    console.log( "- Now publishing the update..." );

                    var parameters={};
                    parameters.name=lzString.decompressFromBase64( data.name );

                    sendBackendRequest( "/app/publish/" + appId, parameters, function( response ) {
                        var type, message;

                        if ( response.status == "ok" ) {

function create()
{
    var vide=outFile; var data=out;

    if ( !data.url ) {
        console.log( "Error: \"url\" parameter is missing.");
        return;
    }

    var parameters={};
    parameters.name=lzString.decompressFromBase64( data.name );
    parameters.version=lzString.decompressFromBase64( data.version );
    parameters.url=lzString.decompressFromBase64( data.url );
    parameters.title=lzString.decompressFromBase64( data.title );

    var domains=String( lzString.decompressFromBase64( data.domain ) );
    domains=domains.split( "," );
    for (var i = 0; i < domains.length; i++ )
        domains[i] = domains[i].trim();

    parameters.domain=domains;
    parameters.file=vide;

    sendBackendRequest( "/app/create", parameters, function( response ) {
        var type, message;

        if ( response.status == "ok" )
        {
            console.log( "- Application created successfully." );
            nextLoginAction();
        }
        else

req.on('end', function() {

    var group = req.params.group;
    var formData = data.substring(0, data.length - 2)
    var decompressedData = LZString.decompressFromBase64(data);
    //var decompressedData = LZString.decompressFromBase64(formData);
    var uploadedDocs = (JSON.parse(decompressedData)).docs 

    if (req.query.hasOwnProperty('force') && req.query.force == "true") { 
      forceUpload(group, uploadedDocs, function(err, response) {
        if (err) console.log(err)
        res.status(response.status).json(response.body);
      })
    }
    else {
      carefulUpload(group, uploadedDocs, function(err, response) {
        if (err) console.log(err)
        res.status(response.status).json(response.body);
      })    
    }
  })

sendBackendRequest( "/app/update/" + appId, parameters, function( response ) {
                var type, message;

                if ( response.status == "ok" ) {
                    console.log( "- Application updated successfully." );
                    console.log( "- Now publishing the update..." );

                    var parameters={};
                    parameters.name=lzString.decompressFromBase64( data.name );

                    sendBackendRequest( "/app/publish/" + appId, parameters, function( response ) {
                        var type, message;

                        if ( response.status == "ok" ) {
                            console.log( "Application published successfully!" );
                            console.log( "Application is now Online at: " + "http://visualgraphics.tv/apps/" + lzString.decompressFromBase64( data.url ) );
                            nextLoginAction();
                        } else console.log( "Application could not be published!");

                    }.bind(this), "POST" );
                } else
                if ( response.status == "error" )    {
                    console.log( "Application could not be updated!");
                }
            }.bind(this), "POST" );