would like to know the data structure of shippingOptions

I have a need to know the data structure of shippingOptions.

I am trying to merge an addtional shipping method to the followiing and I am failing at this point

<%#Server.HtmlEncode(FormatShippingOption(((ShippingOption)Container.DataItem)))%>

<asp:DataList runat="server" ID="dlShippingOptions" DataKeyField="Name">
                    <ItemTemplate>
                        <div class="ShippingOptionItem">
                            <div class="OptionName">
                                <nopCommerce:GlobalRadioButton runat="server" ID="rdShippingOption" Checked="false"
                                    GroupName="shippingOptionGroup" />
                                <%#Server.HtmlEncode(Eval("Name").ToString()) %>
     -->                           <%#Server.HtmlEncode(FormatShippingOption(((ShippingOption)Container.DataItem)))%>
                            </div>
                            <div class="OptionDescription">
                                <%#Eval("Description") %>
                            </div>
                        </div>
                    </ItemTemplate>
                </asp:DataList>