Hi there,
Thanks for reaching out to us here. But this forum is not the right place for Bing Maps API question.
Please go the Bing Maps Answers forum to get help: https://answers.microsoft.com/en-us/bing/forum/bing_maps?sort=LastReplyDate&dir=Desc&tab=All&status=all&mod=&modAge=&advFil=&postedAfter=&postedBefore=&threadType=All&isFilterExpanded=false&page=1
For more support options, please refer to: https://www.microsoft.com/en-us/maps/support
Hope this helps.
Regards,
Yutong