Transaction not yet indexed

21NYmstDFLE6KuUuSrYu6vkd44MjWN2dpEjJ3ySfUsS3NjdBPkYtHwHHUJsCTSA4Q8M6tjtwg3abEvypmMkQ628z

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.