The application code that provides the new function to customers calls the Common customer Data Service.

向客户提供新功能的应用程序代码，称为公共客户数据服务。

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Each service exposes function and data to the service consumers, and, in doing so, it must meet agreed service levels including data accuracy, response times, and the like.

每个服务都将功能和数据公布给服务消费者，与此同时，它必须满足约定的服务级别，包括数据精确性、响应时间等。

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Moreover, you can also specify a callback function if you request JSON data from the service.

此外，如果您向服务请求JSON数据，还可指定回调函数。

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You and Your Applications may not collect user or device data without prior user consent, and then only to provide a service or function that is directly relevant to the use of the Application, or to serve advertising.

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