public async Task <IList <V1CorporationRoles> > RolesAsync(SsoToken token, long corporationId)
        {
            StaticMethods.CheckToken(token, CorporationScopes.esi_corporations_read_corporation_membership_v1);

            string url = StaticConnectionStrings.CheckTestingUrl(StaticConnectionStrings.CorporationV1Roles(corporationId), _testing);

            EsiModel esiRaw = await PollyPolicies.WebExceptionRetryWithFallbackAsync.ExecuteAsync(async() => await _webClient.GetAsync(StaticMethods.CreateHeaders(token), url, 3600));

            IList <EsiV1CorporationRoles> esiModel = JsonConvert.DeserializeObject <IList <EsiV1CorporationRoles> >(esiRaw.Model);

            return(_mapper.Map <IList <EsiV1CorporationRoles>, IList <V1CorporationRoles> >(esiModel));
        }