Transaction not yet indexed

ZPp21jBCDuLWS3jYdfBz78eCfUjfbbeVgDFusgQ7PvtzcgDxuszQorKM2qVwH6e4hgevwQkchvJs5vBGYU3WZtw

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