Transaction not yet indexed

21Se5HG4dBF4Q2rnVo9rqUHQce7bEVsgQ3BiJwtkoPqp8Fn1vcKa4wGZDEEupsJxAdkKkTow1gFUYPvDJS5EDvCh

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