Transaction not yet indexed

21EXSZW4msnwZGodPcyJb7zkYT1aBfvXT8pvmwFQD6PT2zWreCJvSgg8Eah5sKd5J32YApnoHd8VPqTV7KTwrtJs

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