save grapesjs data as json and load data as json

grapesjs_json_export.js

      var editor = grapesjs.init
           ({
              height: '100%',
              fromElement: 1,
              clearOnRender: true,
              container : '#gjs',
              plugins: ['gjs-preset-newsletter'],
              storageManager: {
              autosave: false,
              setStepsBeforeSave: 1,
              type: 'remote',
              urlStore: 'http://cimailer.dev/templates/template',
              urlLoad: 'http://cimailer.dev/templates/template',
              contentTypeJson: true,
              },
          });

          editor.Panels.addButton
          ('options',
            [{
              id: 'save-db',
              className: 'fa fa-floppy-o',
              command: 'save-db',
              attributes: {title: 'Save DB'}
            }]
          );

        // Add the command
        editor.Commands.add
        ('save-db', {
            run: function(editor, sender)
            {
              sender && sender.set('active'); // turn off the button
              editor.store(); // extract data
            }
        });
        // to load data inital
        editor.setComponents(JSON.parse(value.components));
        editor.setStyle(JSON.parse(value.styles));
		editor.on('storage:load', function(e) { console.log('Loaded ', e);});
        editor.on('storage:store', function(e) { console.log('Stored ', e);});