public static string GetAuthenticationApi(StoneBankingEnvironment environment)
 {
     return((environment == StoneBankingEnvironment.Production)
         ? AuthenticationApiSandbox
         : AuthenticationApiProduction);
 }
 public static string GetAccountsApi(StoneBankingEnvironment environment)
 {
     return((environment == StoneBankingEnvironment.Production)
         ? AccountsApiProduction
         : AccountsApiSandbox);
 }