Transaction not yet indexed

5s21WzEEhEZ4urkpuChwHEdviqsx1UsV2Y6gYQSSB4is1g7tATffM78ZmNdEM8WWGa3xbaUXTFhCDhbWdGdn69gx

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