Pull reports on WDRs from the Reporting section of the Portal - just like you would with MDRs (for messaging) or CDRs (for voice). 

Report can be downloaded as a CSV and will include the following:

-Recording Opening Time
-Telephone Number
-Downlink Data (MB)
-Uplink Data (MB)
-SIM Card ID
-SIM Group ID
-Data Plan ID
-Mobile Country Cody (MCC)
-Mobile Network Code (MNC)
-International Mobile Subscriber Identity (IMSI)

Head to the Reporting tab in Mission Control: 

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