Transaction not yet indexed

MXb6MVajRHfxHihMSDagwj2JsctgCj7trEsYa7GQdo1c8yM3wSRhUyrPySpEJDeTjixTS1n2MyLWD78kZ9pQtNN

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