Transaction not yet indexed

21UbhCv7uPR3fTiRRsLxWVhx1twzK73QQ1kpRMaY6pZpWDHVhmaH2T21ucdSGcYSxpX8D8dDC27Nbq4vnBugMY84

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