Transaction not yet indexed

Spkgw9XSRS5SiGoVRSkSPmnATcAz5tjfmPnCdA7xJ1528GkJAyZvr36hcSUSCNPoXAbyuDoaABmPc1RFQTKEvws

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