Transaction not yet indexed

21HouQivPgc5fPwCFTiDEAexTgHZ4KFyizdS7VziaQLuMSarPKvUSUD4JBdN6RGdq3RoMpn5ufLStvzo6LCY8yzS

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