Transaction not yet indexed

21UphuSS6to9NAqWG4TfqwA6G6HRGSXZ79VE2zXzUpLSKXC44fwSg3eLxhJUpomuec4KijaWx2A5smv9QMFRuywA

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