$quoteParams = array();
$quoteParams['details'] = array();
$quoteParams['details']['waybill'] = "Y";
$quoteParams['details']['accnum'] = "1234";

Dim QuoteA As Quote_requestQuote_Request = New Quote_requestQuote_Request
Dim dtls As New Quote_requestQuote_Request_Detail
dtls.waybill = "Y"
dtls.accnum = "1234"
QuoteA.details = dtls

//Create contents array object
    $quoteParams['contents'] = array();

    //Create first contents item (index 0 in the contents array)
    $quoteParams['contents'][0] = array();

    //Add contents details
    $quoteParams['contents'][0]['item'] = 1;
    $quoteParams['contents'][0]['desc'] = 'this is a test';
    $quoteParams['contents'][0]['dim1'] = 1;

    //Create second contents item (index 1 in the contents array)
    $quoteParams['contents'][1] = array();

    //Add contents details
    $quoteParams['contents'][1]['item'] = 2;
    $quoteParams['contents'][1]['desc'] = 'ths is another test';
    $quoteParams['contents'][1]['dim1'] = 1;

Dim contents As Quote_requestQuote_Request_Contents = New Quote_requestQuote_Request_Contents
    Dim ContArr(5) As Object
    ContArr(0) = 1
    ContArr(1) = "Testing"
    ContArr(2) = 30

    QuoteA.contents(0).item = ContArr(0)
    QuoteA.contents(0).description = ContArr(0)
    QuoteA.contents(0).dim1 = ContArr(0)