@Alexander Novikov , Thanks for posting this question
Our product engineering team have fixed the issue. It may take several hours to reach your service stamp.
The information provided in Azure documentation regarding the index limits for Maximum dimensions per vector field (3072) is accurate. As a temporary solution, you can either provision the resource in a different region or try again after a few hours.
Apologies for any inconvenience with this. We appreciate your feedback.
Note: The timeline is just an estimate, it may change depending on the myriad factors.