"product": "Name of product",
"category": "Electronics",
"image": "http://domain.tld/image.jpg",
"url": "http://domain.tld/link-to-item"
"product": "Name of product 2",
"category": "Cell Phones",
"image": "http://domain.tld/image.jpg",
"url": "http://domain.tld/link-to-item"