Nano Cola challenge complete; rewards still locked?

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D.Va Nano Cola Challenge FAQ

To complement the release of our limited-time D.Va’s Nano Cola Challenge, we’ve teamed up with a suite of broadcasters and Twitch to release a series of themed Twitch Drops! Between now and September 10, unlock eight all-new D.Va’s Nano Cola Challenge sprays simply by watching select streams on Twitch. For more details, please check out the blog post here. IMPORTANT: In order to earn D.Va’s Nano Cola Challenge Twitch Drops, you need to link your Blizzard and Twitch accounts. Visit the Twitch C…