How to Achieve Valid Image Size for JSON-LD Markup

To understand the overarching use of images in schema, 'logo' and'photo' are categorized as sub-properties of'image'. Correct use means gaining more control over what populates in a business's Google Knowledge Graph. Every website has a logo (or should have one), and correct logo markup lets web masters tell Google which image they want used in their Knowledge Graph display. Guidelines say, "You can specify which image Google should use as your organization's logo in search results and the Knowledge Graph. To do this, add schema.org Organization markup to your official website that identifies the location of your preferred logo."