Transaction not yet indexed

21AEKdEYzkiQq99W8HZ76JU3W4n94u85yHbQUXcbSDR6vfLcQieMUtgqMxJvWHeDPcHs1z9JS1BKLnsREGp8erBD

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