array(1) {
  [0]=>
  array(4) {
    ["meta_id"]=>
    string(6) "894648"
    ["post_id"]=>
    string(6) "233048"
    ["meta_key"]=>
    string(10) "_OnInvoice"
    ["meta_value"]=>
    string(8) "15000022"
  }
}
string(3) "cod"