Transaction not yet indexed

21TsSDVDpD3WnSooKJmxMLdEVcVQH5kqaTnCWcYwmd5HszwZJMEES9XSXaZgUSeB7nDdwV5QtMxS6wFKGD5uwAmU

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