To retrieve an empty instance of a process input message use this code.
要检索流程输入消息的空实例，请使用下面的代码。
You can use group BO (business object) as part of the process input variable.
您可以将groupBO(业务对象)用作流程输入变量的一部分。
The process input message is available for the process administrative tasks only.
流程输入消息仅对流程管理任务可用。
The process input message is available for the process administrative tasks only.
流程输入消息仅对流程管理任务可用。
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