Asset manager addType function not working after reload page

am.addType('svg-icon', { view: { // getPreview() and getInfo() are just few helpers, you can // override the entire template with template() // Check the base template() here: // https://github.com/artf/grapesjs/blob/dev/src/asset_manager/view/AssetView.js getPreview() { return <div style="text-align: center">${this.model.get('svgContent')}</div>; }, getInfo() { // You can use model's properties if you passed them: // am.add({ // type: 'svg-icon', // svgContent: '<svg ...', // name: 'Some name' // }) // ... then // this.model.get('name'); return '<div>SVG description</div>'; }, }, isType(valu...