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In the Meter key field above the settings in the Configuration tab, an automatically created Meter key will be displayed. This key is unique for each Meter processor, and is one of the parameters used when creating meters using the APIs, see API DocumentationReference, and next to the field is a 
Copy button that you can use to copy the key when creating meters.
Note!
If you import a stream with a Meter processor which is a duplicate of an existing stream, a new Meter key willl be generated to ensure they are unique.
The Configuration tab contains the following settings:
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