Contract describes an instance of the contracttemplate (for example, Subscription for Batch ACH Service).
Contract描述契约模板的实例(例如，Batch ACH Service订阅)。
2
A notification plug-in was created so that when Viewers create an instance of the ContractTemplate, the subscriber entitlement process invokes automatically.
创建通知插件可以在查看者创建契约模板实例时自动调用订阅者授权流程。
3
While subscribing to a published service, the Viewer needs to create an instance of a pre-registered contracttemplate in the Jivaro Bank service registry, as shown in Figure 5.