Transaction not yet indexed

MACKMrLSezLFmBZmZ19Ntc3p95rq35JfJZ2X5obRWUb1eQHF2MJ6tAXBesStr2WTwdCEJGK69z6jJ5XBmN1uu33

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