private void GetGroups(IGroupsModel model, IMainPresenter presenter)
        {
            IMemberServices service = service = new MemberServices(ApplicationResource.BaseUrl, ApplicationResource.ApiVersion);

            service.GetGroupsUrl     = ApplicationResource.ActionGetGroups;
            service.UserAgentVersion = ApplicationResource.UserAgent;
            IDataResponse response = service.GetGroups(new MemberData()
            {
            }, model.AccessToken);

            if (response.StatusCode == HttpStatusCode.OK)
            {
                if (response.Data != null)
                {
                    string  data     = response.Data.ToString();
                    dynamic jsonData = JsonConvert.DeserializeObject <dynamic>(data);

                    // clear existing data first
                    model.Groups.Clear();
                    int resultCount = jsonData["groups"].Count;
                    for (int i = 0; i < resultCount; i++)
                    {
                        dynamic groups      = jsonData["groups"][i];
                        dynamic groupName   = groups["group_name"];
                        dynamic groupType   = groups["group_management_type"][".tag"];
                        dynamic groupId     = groups["group_id"];
                        dynamic memberCount = groups["member_count"];

                        // update model
                        GroupListViewItemModel lvItem = new GroupListViewItemModel()
                        {
                            GroupName   = groupName,
                            GroupType   = groupType,
                            GroupId     = groupId,
                            MemberCount = memberCount
                        };
                        model.Groups.Add(lvItem);
                    }
                    //if the group count is above limit - default 1000 we need to grab the cursor and call continue
                    bool   hasMore = jsonData["has_more"];
                    string cursor  = jsonData["cursor"];

                    while (hasMore)
                    {
                        service.GetGroupsUrl = ApplicationResource.ActionGetGroupsContinuation;
                        IDataResponse responseCont = service.GetGroups(new MemberData()
                        {
                            Cursor = cursor
                        }, model.AccessToken);

                        string  dataCont     = responseCont.Data.ToString();
                        dynamic jsonDataCont = JsonConvert.DeserializeObject <dynamic>(dataCont);

                        int resultContCount = jsonDataCont["groups"].Count;
                        for (int i = 0; i < resultContCount; i++)
                        {
                            dynamic groups      = jsonDataCont["groups"][i];
                            dynamic groupName   = groups["group_name"];
                            dynamic groupType   = groups["group_management_type"][".tag"];
                            dynamic groupId     = groups["group_id"];
                            dynamic memberCount = groups["member_count"];

                            // update model
                            GroupListViewItemModel lvItem = new GroupListViewItemModel()
                            {
                                GroupName   = groupName,
                                GroupType   = groupType,
                                GroupId     = groupId,
                                MemberCount = memberCount
                            };
                            model.Groups.Add(lvItem);
                        }
                        hasMore = jsonDataCont["has_more"];
                        cursor  = jsonDataCont["cursor"];
                    }
                }
            }
        }