Transaction not yet indexed

21EFHeNUmDqjmHMoRjf3oLfa5xjLETZqHhUmwcbzeUAMCSXMKzzHQmFzigJ4Uts2PhFZQuKsLfksFbmyh2JjgtdX

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