public UserReturnModel SignUp(UserSignupModel signupModel, string userName) { if (!CheckCreditCardInformation(signupModel)) { throw new UserInputException("Credit card information must be provided for any non-free account"); } var existingUser = _userManager.GetUserByEmail(signupModel.EmailAddress); if (existingUser != null) { throw new UserInputException($"Account already exists for email address '{signupModel.EmailAddress}'"); } var tier = _standardPricingTierManager.GetStandardPricingTier(signupModel.PricingTierId); if (tier == null) { throw new UserInputException($"Could not find AccountTypeId {signupModel.PricingTierId}"); } var user = _userManager.AddNewuser(signupModel, tier, userName); _userManager.SetStandardSettings(user.UserId); return(MapUserToModel(user)); }