Transaction not yet indexed

21ost1WCqiAPnZPrNquehNAhsCVpLASyTkAcqq1A9h3tQWN4D4BYXkRSCBKZFQF9SWcUk3J9rrYJKYSh3GLpLtUo

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