Transaction not yet indexed

RQQU9FpVVbwz1Ya7o7zWujproED3TEv7fRkWsChAFe3bgmtXmCzCWHqpKQaaf8STt9aQ5sRueqaDpZWxcjZ5Uh5

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