array(3) {
  ["pid"]=>
  string(9) "bidswitch"
  ["a_uid"]=>
  string(32) "d9b8a7347977573e6907a52be37c8a88"
  ["p_uid"]=>
  string(36) "f764241d-ff1b-4cf1-8032-f5f23b7aa65c"
}