Transaction not yet indexed

21ESf8cqXuj45kf5KsNGic9SnZ2oPPq3DeaZikFCFwY2hvowrEDxQSSoTixxoTiwficxznFbQ6DyhvDTeLuFYMSM

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