The message map attribute represents the message content as a map.

消息映射属性将消息内容表示为映射。

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You can map several of the attribute types shown to the fields of Figure 6.

可以把显示的几个类型映射到图6的字段。

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You can map several of the attribute types shown to the fields of Figure 6.

可以把显示的几个类型映射到图6的字段。

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