Unable to update dataset credentials after importing a new report to power bi embedded

Hello,
I am a power-bi-embedded developer and i meet the same issus with this page
http://community.powerbi.com/t5/Desktop/Unable-to-update-dataset-credentials-after-importing-a-new/td-p/105144
I have tested that problem was solved ,Maybe it's a microsoft api's problem . It was based on the url of "Https://api.powerbi.com"

But I am use the Url of 'https://api.powerbi.cn' the Azure power-bi-embedded service in China . That problem was still in.
I need Your help to update https://api.powerbi.cn Rest APi to SOLVE this problem plz!!!