Retrieves the list of form fields defined in the specified form. 

This method can be accessed through the Form.asmx file located in:

~/Workarea/webservices/WebServiceAPI/Content/Form.asmx

[SoapHeader("AuthHeader")]
[SoapHeader("RequestInfoHeader")]
[WebMethod(MessageName = "GetFormFieldList", Description = "")]
public FormFieldList GetFormFieldList(long FormId);

<SoapHeader("AuthHeader")>
<SoapHeader("RequestInfoHeader")>
<WebMethod(MessageName = "GetFormFieldList", Description = "")>
Public Function GetFormFieldList(FormId As long) As FormFieldList