Transaction not yet indexed

21NKBgYXDeLBFXfzNQkx7FPXhRmRx3Skt2FdNL1NEceJuF1D9CXtdFkDYFqjj5YmRnf9fSaJF6PmQkPE55inNsrm

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