Transaction not yet indexed

Yymp9LcSVPueqFDNsZZjb7PH23oVumzxAB33jm3iSwTmyEPR4oZ79bfEySDHZtw3Xej9V2C2NSv2SwqFFucQaf7

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