title: How can I download audio file using npm request in nodejs
body: <p>I am having this piece of code which gives me some raw data</p>
  <pre><code>        requestPromisePost(options) {
            return new Promise((resolve, reject) =&gt; {
              request(options, function (error, response,dfdf) {
                if (error) return reject(error);
                return resolve(response.body);
             });
           });
         }
  
  
          const auth = new Buffer('apiKey' + ':' + '').toString('base64');
          const options = {
              'method': 'GET',
              'url': 'myUrl',
              'headers': {
                  'Content-Type': 'application/json',
                  'Authorization': `Basic ${auth}`
              }
          }
          const result = await this.requestPromisePost(options);
          console.log(result)
  </code></pre>
  <p>Which gives me this data</p>
  <pre><code>��Y�;��;��\n' +
      '�\x01��b�H�\x13ZP�H��\t�r�\x17(\x1C`��BR�6q��A|��m�O���l�\x0F\r��@��\x15!r�X���\x05�A�K:6(ӻ���ܖ&amp;�6r�[[_�?\x7FpHH�Dr��q��\x18%2\x0B�\x14�@\x01\x03\x12�;�\x04yB` \x01Jʠfb�\b\tQ\t;U�m~;\x17m�FHlq�ą\rΑ|J����B��\x17�~�X��\x1A\x16f��W�\x0E/\x17y&amp;}J�4
  </code></pre>
  <p>Which is an audio file. I have to download file. Kindly help.</p>