Transaction not yet indexed

UCU2D2FkKuorJrR8XYHYGTTtAMoXaiBNogRTEng3CpZkin6d1nUR13BQwwbC7oyxcMLa8pMrgYTW9RQSQjaYJ6T

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