Transaction not yet indexed

RkMEXufrBbq3ofMQ2kD9SNtjGWkrsKu5QVjDrtEHbhKuih7jhWcsRXmoWGCM7FVbd2xsZHCUkLoWGkNbr2a4k3d

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