array(3) {
  ["pid"]=>
  string(9) "bidswitch"
  ["a_uid"]=>
  string(32) "7517ff6ceedc514d0d00895ab43df55e"
  ["p_uid"]=>
  string(36) "8aa4f014-2a97-42e5-bfd0-c9ceb566a5d7"
}