public TokenExchanger(OktaMvcOptions options, string issuer, ConfigurationManager <OpenIdConnectConfiguration> configurationManager)
 {
     _options = options;
     _issuer  = issuer;
     _configurationManager = configurationManager;
 }
 public UserInformationProvider(OktaMvcOptions options, string issuer, ConfigurationManager <OpenIdConnectConfiguration> configurationManager)
 {
     _options = options;
     _issuer  = issuer;
     _configurationManager = configurationManager;
 }