Transaction not yet indexed

21UhXnreS5PWCJKUuUZD2ndMMQjNmFfLFs1FFtGoKibLeT1jCSLwFqKULe7epJyqqb3xG34xfVPdoUpug7v6TYAU

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