To get product recommendation date for specific product use following API.
GET: /wp-json/lpr/v1/product-recommend/<id> id: Product ID For example: To get production json data of product id 10 yourwebsite.com/wp-json/lpr/v1/product-recommendations/10
Leo Product Recommendations also provides API endpoint for getting date.
GET: /wp-json/wpr/v1/settings Example: To get json date of WooCommerce Product Recommendations yourwebsite.com/wp-json/wpr/v1/settings