WordPress at a glance
action is not described

woocommerce_helper_subscriptions_refresh action-hook . WC 1.0

Fires when Helper subscriptions are refreshed.

Usage

add_action( 'woocommerce_helper_subscriptions_refresh', 'action_function_name_8372' );
function action_function_name_8372(){
	// action...
}

Where the hook is called

WC_Helper::_helper_auth_refresh()
woocommerce_helper_subscriptions_refresh
woocommerce/includes/admin/helper/class-wc-helper.php 876
do_action( 'woocommerce_helper_subscriptions_refresh' );

Where in WP core the hook is used WooCommerce

woocommerce/includes/tracks/events/class-wc-extensions-tracking.php 23
add_action( 'woocommerce_helper_subscriptions_refresh', array( $this, 'track_helper_subscriptions_refresh' ) );