Transaction not yet indexed

5U21oTUGwEc5HM8rVKtboDWTQYRcpqtxCCcoGensMespYgzADBnVbAGFMZVB3RYypkS7hy1facbHBVpw27SKvbF9

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