 The E-Narra speed wallet application is down 48 hours after the digital currency was launched on Monday. The CBN's source, however, said the application was upgraded due to the huge traffic it had attracted. The source said Google brought down the old E-Narra app before the CBN could upload the new one. The CBN assured that the new app will be up and running very soon on Google Play Store. What happened was a technical glitch. The E-Narra app is still running on iOS, the source said. E-Narra is a digital currency issued by the CBN. It's a digital from of the Naira that is housed in a secure wallet called the E-Narra Wallet. The E-Narra app is a digital currency issued by the CBN.