Transaction not yet indexed

RKzDU3dXqZ4ND7pLAjEEUDbtcSYpWrKmLKtFGeRtfHNTSVqpDNStwCaufe1bmRdFbW27K4gm4yr6yj2Nx8st5Wf

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