Transaction not yet indexed

XFfEJCQ9Eko8DvDbreu34bPCPNPs9WcCHJEJMrrrrczuQtDon4hdFMKh3W1i7TtSVSuoNuSuSBVbBDnA4DMUb9x

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