Transaction not yet indexed

UNNNeAm42Gk8D2e1FyFJbAHg4ikXKxZ3CciGDrRHfqps7QSsRyMWWNrdYyerDCJH8tWrGXyyUspcHTtVSPQfSrG

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