Transaction not yet indexed

3k21rCmkHRNj9B1Vsrkn2ZQ7eYf9RFHexTsaTzF8JcmeqDDp47ykPpc87ZwkrCLjxaXNyAGpeQyRFAfMFs2ZhSms

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