ui/src/main/resources/jcr_root/libs/sling-cms/content/actions/edit/taxonomy.json

{
    "jcr:primaryType": "sling:Page",
    "jcr:content": {
        "sling:resourceType": "sling-cms/components/pages/form",
        "jcr:title": "Edit Taxonomy Item",
        "jcr:primaryType": "nt:unstructured",
        "container": {
            "jcr:primaryType": "nt:unstructured",
            "sling:resourceType": "sling-cms/components/general/container",
            "slingform": {
                "jcr:primaryType": "nt:unstructured",
                "sling:resourceType": "sling-cms/components/editor/slingform",
                "button": "Save Changes",
                "fields": {
                    "jcr:primaryType": "nt:unstructured",
                    "sling:resourceType": "sling-cms/components/general/container",
                    "title": {
                        "jcr:primaryType": "nt:unstructured",
                        "sling:resourceType": "sling-cms/components/editor/fields/text",
                        "label": "Title",
                        "name": "jcr:title",
                        "required": true
                    }
                }
            }
        }
    }
}