(69)The crypto-asset white paper drawn up by an issuer of e-money tokens should contain all information concerning that issuer and the offer of e-money tokens or their admission to trading that is necessary to enable prospective buyers to make an informed purchase decision and understand the risks relating to the offer of e-money tokens. The crypto-asset white paper should also expressly refer to the right of holders of e-money tokens to redeem their e-money tokens for funds denominated in the official currency that the e-money tokens reference at par value and at any time.