Transaction not yet indexed

21o4XSbVK9dEnnTGevqjZGzsxPKeadejs8zjpzSrVLNCAPWvsmg7J4QkFAQD1Mr2Sa8K7ztPwoXAnd6KSWQQVsAB

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