Transaction not yet indexed

pUnug2MggSoQXV5Fc7E9bnAzJFnEw81AVkt9FPnmSNWMTFm8Gtr6SNhgrLokKM1eWQ8WuFppTuKrZzmdRY5Ffq2

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