Transaction not yet indexed

21p4UGQtZoyngc6Pm7f67L2aXRmNfhM5FzFBdde3Eunm5rmf7SLAxH3f4JxPgnJKk9uAY4JwbKTQkjcst7XHmjRA

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