Add New Item in Addressbook

Anyone help me.I have an array with test data. I need to check that in addressbook and if it not exists then add in list please help me. I have some code but it create some exception.

Code:

$addrArray = array
  (
    "defaultBilling" => false,
    "defaultShipping" => false,
    "addr1" => 'Street No 1, ',
    "addr2" => '',
    "label" => "Test address",
    "city" => "Test",
    "phone" => "0923456789014",
    "country" => "CN",
    "addressee" => "Test Addressee",
    "zip" => '123456'
  );
$CustomerAddressBook = new nsComplexObject('CustomerAddressbook');
$CustomerAddressBook->setFields($addrArray);
$addResponse = $myNSclient->add($CustomerAddressBook);

If anyone have some idea please tell me.

Thanks in advance.