Transaction not yet indexed

UUDowCMSdz8UY4uKQjPBujJ54CVm8pBccjEiSZ8JDQJnm2UmKFxZXnN65i7SJbSTZs9uKHbmSHn51UNuerbAtsb

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