注意大部分值都被设置为常量，但ProcessInstanceName是自定义值，实际上是ClaimRefNumber和时间戳(timestamp)的混合值。

Notice that most of the values are set as constants but the ProcessInstanceName is a custom value and is, in fact, the combination of the ClaimRefNumber and a timestamp.

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是一个常量分隔符，后跟自定义属性的名称。

Is a constant delimiter, followed by the name of the custom property.

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