public static void TestDeleteMembershipAsync()
        {
            using (var client = new CloudFlareClient(Credentials.Credentials.Authentication))
            {
                var userMembership    = client.GetMembershipsAsync().Result;
                var deletedMembership = client.DeleteMembershipAsync(userMembership.Result.First().Id).Result;

                Assert.NotNull(deletedMembership);
                Assert.Empty(deletedMembership.Errors);
                Assert.True(deletedMembership.Success);
            }
        }
        public async Task TestDeleteMembershipAsync()
        {
            using var client = new CloudFlareClient(Credentials.Credentials.Authentication);
            var userMembership = await client.GetMembershipsAsync();

            var deletedMembership = await client.DeleteMembershipAsync(userMembership.Result.First().Id);

            Assert.NotNull(deletedMembership);
            Assert.True(deletedMembership.Success);
            if (deletedMembership.Errors != null)
            {
                Assert.Empty(deletedMembership.Errors);
            }
        }