GetTenants.cs

        static void GetTenants()
        {
            var insightApi = new InsightApiClient();
            string login = "MTAdmin";
            string password = "password";
            Guid sessionId = insightApi.Login(login, password, null, EApplicationType.Admin);
            TenantInfo[] tenants = insightApi.GetTenants(sessionId);
            Console.WriteLine("Found {0} tenants", tenants.Length);
            for (var i = 0; i < tenants.Length; i++)
            {
                Console.WriteLine("{0}) Id: '{1}', Name: '{2}'", i+1, tenants[i].TenantId, tenants[i].TenantName);
            }
        }