NULL
array(4) {
  ["language"]=>
  string(2) "en"
  ["currency"]=>
  string(3) "USD"
  ["cart"]=>
  array(0) {
  }
  ["variant"]=>
  string(79) "other-graphics-transfer/Crystal-Red-Yellow-Nailhead-PU&PVC-FLOCK-Embroidery"
}