How to Hide Woomio (Influencer marketing) Admin Menus

function plt_hide_woomio_influencer_marketing_menus() {
	//Hide "Woomio".
	remove_menu_page('woomio-for-woocommerce');
	//Hide "Woomio → Dashboard".
	remove_submenu_page('woomio-for-woocommerce', 'woomio-for-woocommerce');
	//Hide "Woomio → Tokens".
	remove_submenu_page('woomio-for-woocommerce', 'woomio-for-woocommerce-token');
	//Hide "Woomio → Add Token".
	remove_submenu_page('woomio-for-woocommerce', 'woomio-for-woocommerce-add-token');
}

add_action('admin_menu', 'plt_hide_woomio_influencer_marketing_menus', 11);

Where do I put this code?