Transaction not yet indexed

NuXb4N4Q1WSDE3BANDDo6nxfYWyrSkD8phPxfPDHAiFWntCFnRDaVgA9VDvTtdLk9ja28a7dCPCPfmPLN1CHQJ1

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