array(3) {
  ["pid"]=>
  string(9) "bidswitch"
  ["a_uid"]=>
  string(32) "f54092b6b3b05fadd8cd2e9eccd46d16"
  ["p_uid"]=>
  string(36) "f0b6f90e-6c70-4665-a538-51b42ecf1dd0"
}