We have the need to run performance reports on multiple Advertiser Accounts using Microsoft.BingAds.SDK
In the MS Advertising UI(website), while in the context of Manager Account we can run a performance report selecting All Accounts & Campaigns.
The report file returns results from all accounts we have "Viewer" role access to.
When trying to do the same in Bing Ads API, using Manager Account, we receive the following error message: "The specified report request contains at least one account which you have insufficient privileges to access. Please submit a report request for accounts that you are authorized to access."
Currently we have to run 15+ accounts individually and they are all in their separate report files. How can run reports for ALL Advertiser Accounts that we have "Viewer" role to