Transaction not yet indexed

5u21ZfKtmHeFtw67GWoQQk3tDvPsHUi6JTw3hRSUMbQpPVEm99fnd7ucefpZsjVCLg2ef7LvkarNJLa7ayV8sz4

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