WordPress at a glance
action is not described

wc_marketplace_suggestions_orders_empty_state action-hook . WC 1.0

Usage

add_action( 'wc_marketplace_suggestions_orders_empty_state', 'action_function_name_8600' );
function action_function_name_8600(){
	// action...
}

Where the hook is called

WC_Admin_List_Table_Orders::render_blank_state()
wc_marketplace_suggestions_orders_empty_state
woocommerce/includes/admin/list-tables/class-wc-admin-list-table-orders.php 57
do_action( 'wc_marketplace_suggestions_orders_empty_state' );

Where in WP core the hook is used WooCommerce

woocommerce/includes/admin/marketplace-suggestions/class-wc-marketplace-suggestions.php 35
add_action( 'wc_marketplace_suggestions_orders_empty_state', array( __CLASS__, 'render_orders_list_empty_state' ) );