//Add customer details 
$customerDetails= array( 
'address' => 'Aruna towers, 
flat No. 302, Sangeeth Nagar, Somajiguda', 
'contactNo'=>'8888888888', 'firstName'=>'Ravi', 
'lastName'=>'Kumar', 
'email'=>'ravi@example.com' );
//Add order details
$orderDetails = array( 
'pincode'=>'400057', 
'clientOrderID'=>'6100002', 
'deliveryDate'=>'30-03-2012', 
'orderAmount'=>'15999' 
);
//Adding two Products related to Order 
$productDetails[0] = array ( 
'productID'=>557777, 
'productQuantity'=>1, 
'unitCost'=>1599, 
'productDescription'=>'Sony Vaio E series' 
); 
$productDetails[1] = array ( 
'productID'=>555555, 
'productQuantity'=>1, 
'unitCost'=>1134, 
'productDescription'=>'Sony E series' 
);
// Adding an additional parameter which sends Invoice URL to us.
$parameters[0]=array ( 
'name'=>'InvoiceURL', 
'value'=>'http://link/to/online/invoice'
);