public override void OnSaveRequest(SaveRequest request, SaveCallback callback)
        {
            var structure = request.FillContexts?.LastOrDefault()?.Structure;

            if (structure == null)
            {
                return;
            }

            var clientState = request.ClientState;

            var parser = new StructureParser(structure);

            parser.ParseForSave();
            var filledAutofillFieldCollection = parser.GetClientFormData();
            //SaveFilledAutofillFieldCollection(filledAutofillFieldCollection);
        }