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The helper streams can be copied from the links and can be imported using the Usage Engine user interface:
Provisioning Meter Types - This stream helps to create the meter type Pay-per-print, which is a product definition for measuring prints done by each printer. It uses the aggregation type SUM and has the reset interval set to Monthly meaning that the golden record is sent downstream once the month has ended.
Provisioning Meters - This stream provisions the meters for printers with the printer id as the key (user Id).
Purge Meters - This is an additional stream to clean-up meters post processing.
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