Transaction not yet indexed

PSakUnUNaKjYymJTXFcb4LrTCJjpwH52GwZebh6rfdRFxGVgEjJKeFWvfdV35NmyppLAubsjtjKbCodu6KWWsrJ

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