Edit file File name : MarketingRecommendationsDataSourcePoller.php Content :<?php namespace Automattic\WooCommerce\Admin\Features\MarketingRecommendations; use Automattic\WooCommerce\Admin\RemoteSpecs\DataSourcePoller; /** * Specs data source poller class for marketing recommendations. */ class MarketingRecommendationsDataSourcePoller extends DataSourcePoller { /** * Data Source Poller ID. */ const ID = 'marketing_recommendations'; /** * Default data sources array. */ const DATA_SOURCES = array( 'https://woocommerce.com/wp-json/wccom/marketing-tab/1.3/recommendations.json', ); /** * Class instance. * * @var Analytics instance */ protected static $instance = null; /** * Get class instance. */ public static function get_instance() { if ( ! self::$instance ) { self::$instance = new self( self::ID, self::DATA_SOURCES, array( 'spec_key' => 'product', ) ); } return self::$instance; } } Save