message: unusing code
diff: @@ -53,13 +53,9 @@ export default class Nav extends Component {
  </NavLink>
  ))
  }
  - {
  - process.env.MAINNET || process.env.TESTNET && (
  <a href={links.listing} styleName="link" target="_blank" rel="noreferrer noopener">
  <FormattedMessage id="Nav88" defaultMessage="Listing" />
  </a>
  - )
  - }
  {
  process.env.MAINNET && (
  <a href={links.test} styleName="link" target="_blank" rel="noreferrer noopener">
  