Transaction not yet indexed

21Mmx9TMzRsn9Fi545QToFv7uw5b3bmnL2ctbm4W2eD2v7yew2SBNjSvc4tPRsuW1A8GMjbHpSei5APkFchGmjxN

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