array(3) {
  ["pid"]=>
  string(9) "bidswitch"
  ["a_uid"]=>
  string(32) "a7ec2e398478a6b88e29b6d7338f7f11"
  ["p_uid"]=>
  string(36) "22bb4998-5aeb-4f07-b07c-b5209b303ef4"
}