[{"key": "title", "type": "text", "label": "Title"}, {"key": "description", "type": "textarea", "label": "Description"}, {"key": "button_text", "type": "text", "label": "Button text"}, {"key": "button_url", "type": "text", "label": "Button URL"}, {"key": "image", "type": "image", "label": "Image"}]