public async Task <IList <int> > CorporationsAsync(int allianceId) { string url = StaticConnectionStrings.CheckTestingUrl(StaticConnectionStrings.AllianceV1Corporations(allianceId), _testing); EsiModel esiRaw = await PollyPolicies.WebExceptionRetryWithFallbackAsync.ExecuteAsync(async() => await _webClient.GetAsync(StaticMethods.CreateHeaders(), url, 3600)); IList <int> esiAllianceCorporations = JsonConvert.DeserializeObject <IList <int> >(esiRaw.Model); return(esiAllianceCorporations); }