Transaction not yet indexed

HXZ21pgASdcGHta6tf4K8F15ae2yRrCDPErJgxD2e9WfmhReKwhMcWTaUEEZY8ajEPxSRU56TFNcbT16r4SnTUC

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