Transaction not yet indexed

64u51D8Ubr2TEMSZDxjTeApBZ1sNPf2vPh1Mey5Cx5Wf1178gTBcaFB9vziWCsEWiMYbKVq8LdD3KuZECAk83us1

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