如果选择后者，就必须进入登录屏幕，输入用户名和密码并返回到步骤 1 来查看先前输入的联系信息。
When you choose the latter, you must go off to a login screen, enter your username and password, and come back to Step 1 to review your previously entered contact information.
在SimpleDB中查看用户并不容易，因为我需要提供一种方法来登录并管理用户信息。
Looking up users in SimpleDB is not simple, because I needed to provide a way to sign up and to manage user information.
接下来，查看者可以登录到 Jivaro Bank 服务注册中心，查看有关订阅服务的详细信息，如公共端点和相关的服务。
Next, the Viewer can log into the Jivaro Bank service registry to view more details of the subscribed service, such as the public endpoints and the dependent services.
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