array(8) {
  [0]=>
  string(3) "793"
  ["meta_id"]=>
  string(3) "793"
  [1]=>
  string(2) "93"
  ["post_id"]=>
  string(2) "93"
  [2]=>
  string(19) "_billing_first_name"
  ["meta_key"]=>
  string(19) "_billing_first_name"
  [3]=>
  string(3) "John"
  ["meta_value"]=>
  string(3) "John"
}
array(8) {
  [0]=>
  string(3) "794"
  ["meta_id"]=>
  string(3) "794"
  [1]=>
  string(2) "93"
  ["post_id"]=>
  string(2) "93"
  [2]=>
  string(18) "_billing_last_name"
  ["meta_key"]=>
  string(18) "_billing_last_name"
  [3]=>
  string(10) "Citizen"
  ["meta_value"]=>
  string(10) "Citizen"
}
array(8) {
  [0]=>
  string(3) "795"
  ["meta_id"]=>
  string(3) "795"
  [1]=>
  string(2) "93"
  ["post_id"]=>
  string(2) "93"
  [2]=>
  string(16) "_billing_company"
  ["meta_key"]=>
  string(16) "_billing_company"
  [3]=>
  string(0) ""
  ["meta_value"]=>
  string(0) ""
}