public async Task <bool> Accept(int invitationId)
        {
            var endpoint = ApiUrls.UserInvitations(invitationId);

            try
            {
                var httpStatusCode = await Connection.Patch(endpoint).ConfigureAwait(false);

                return(httpStatusCode == HttpStatusCode.NoContent);
            }
            catch (NotFoundException)
            {
                return(false);
            }
        }