Transaction not yet indexed

21k3E42MK3BtZvWSbn2WLQ1Z3o7vBca4gmJLEDNe6Vs8erzw7MfnseJpQKkLXXpwXkjRZBXJMoYmVWCqzV2KtLU5

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