If you really opted for Sky Streaming then you need to use that service. NOW is nothing to do with Sky Streaming despite having the same parent Company.If you actually had an active NOW Sports membership then that would have ended when payment failed...
@Johnsnower You yourself have posted: "And don’t worry – at the end of the 9 months your membership will automatically be cancelled, so you won’t be charged anything."It's the penultimate sentence in your original post.