public async Task <ApiResponse <RefreshToken> > FindRefreshToken(string refreshToken)
        {
            var response = new ApiResponse <RefreshToken>();
            var token    = await _refreshTokenRepository.FindAsync(i => i.RefreshTokensId == refreshToken);

            if (token == null)
            {
                response.Success = false;
            }
            response.Data = token;
            return(response);
        }