results: Array
(
[member_ref] => 5924
[contact_id] => 40738
[activity_id] =>
[activity_date] => 2019-07-03
[activity_type] => Subscription
[activity_description] => EASE membership 2019
[activity_cost] => 69
[renewal_date] => 2019-07-02
[payment_date] => 2019-07-02
[payment_reference] => WP 8936611077
[invoice_date] => 2019-07-02
[invoice_reference] => 5263
)