[Alexendoo]

Yeah you should be able to, the minimum typescript version required and the one they test at is 2.8 for now but the LibraryManagedAttributes type is present [1]. On 2.8 and 2.9 it has no effect but if you're using 3.0 you should see it working.

[1] https://github.com/DefinitelyTyped/DefinitelyTyped/blob/1d96...