Plugin could not be activated because it triggered a fatal error.

” Fatal error: Uncaught Error: Undefined constant "PINTEREST_PRODUCT_CATALOGS_PLUGIN_ALLOWED_TAGS" in /home/sunsmwik/UniqueStylisticTee.com/wp-content/plugins/wc-product-feed-for-pinterest/pinterest-product-catalogs.php:277 Stack trace: #0 /home/sunsmwik/UniqueStylisticTee.com/wp-content/plugins/wc-product-feed-for-pinterest/pinterest-product-catalogs.php(261): pinterest_product_catalogs_set_defults() #1 /home/sunsmwik/UniqueStylisticTee.com/wp-includes/class-wp-hook.php(307): pinterest_product_catalogs_activation('') #2 /home/sunsmwik/UniqueStylisticTee.com/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters('', Array) #3 /home/sunsmwik/UniqueStylisticTee.com/wp-includes/plugin.php(474): WP_Hook->do_action(Array) #4 /home/sunsmwik/UniqueStylisticTee.com/wp-admin/plugins.php(194): do_action('activate_wc-pro...') #5 {main} thrown in /home/sunsmwik/UniqueStylisticTee.com/wp-content/plugins/wc-product-feed-for-pinterest/pinterest-product-catalogs.php on line 277 ”

This is the error message when installing the plugin

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