public IActionResult GetDrivingSchoolByAdminId()
        {
            var accessTokenAsString = JwtHelper.GetTokenSubstring(Request.Headers["Authorization"].ToString());

            if (accessTokenAsString == "null")
            {
                return(Unauthorized());
            }
            var userCredentials = JwtHelper.GetCredentialsFromToken(accessTokenAsString);

            var classes = _drivingSchoolRepository.GetDrivingSchoolByAdminId(userCredentials.Id);

            if (classes == null)
            {
                return(NotFound());
            }

            return(Ok(classes));
        }