$activityContact = CRM_Activity_BAO_ActivityContact::import();
$activityTarget['target_contact_id'] = $activityContact['contact_id'];
$fields = array_merge(CRM_Activity_BAO_Activity::importableFields(),
$activityContact = CRM_Activity_BAO_ActivityContact::import();
$activityTarget['target_contact_id'] = $activityContact['contact_id'];
$fields = array_merge(CRM_Activity_BAO_Activity::importableFields(),