public void GetAllTestCases() { QaseAPI qaseAPI = new QaseAPI("https://api.qase.io/v1", "your api token"); try { BaseFilter filterCases = new BaseFilter(); filterCases.DictionaryFilters.Add($"filters[{TypeFilter.type}]", new List <string>() { TypeCase.other.ToString(), TypeCase.performance.ToString() }); var testCases = qaseAPI.GetAllTestCasesAsync("TEST", filterCases).Result; } catch (WebApiException ex) { } catch (ApiException ex) { } catch (Exception ex) { } }