public async Task <HttpResponseMessage> AddAccount(string secret, [FromBody] AccountRequest request)
 {
     try {
         var bind = ConfigurationManager.AppSettings["PassBind"];
         _swap.AddAccount(request.Email, request.Password, secret, bind);
         return(await Response());
     }
     catch (Exception ex) {
         return(await ExResponse(ex));
     }
 }