We need a list of tenants the current user is in. His home tenant and all his tenants where he is invited as a guest.
We know of the existence of the https://docs.microsoft.com/en-us/rest/api/r...
I migrated this request to here: https://feedbackportal.microsoft.com/feedback/idea/3a3ea24b-5a4b-ee11-a81c-6045bd8534ad
Please upvote there as well.