Thanks for reaching out. Have you tried contacting our Creator Support: https://goo.gl/BxLi8H ? They may be able to help you with this. Hope this gets resolved.
@TeamYouTube
I reached threshold but "Add payment method" option is still not enabled, please consider what I need to do..pic.twitter.com/6Xgm5FDR3P
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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