activity against member:

results: Array
(
[member_ref] =>
[contact_id] => 39278
[activity_id] =>
[activity_date] => 2022-03-03
[activity_type] => Workshop
[activity_description] =>
[activity_cost] => 220
[renewal_date] => 2022-03-03
[payment_date] => 2022-03-03
[payment_reference] => WP23485560454
[invoice_date] =>
[invoice_reference] =>
)