Transaction not yet indexed

21JkJGivnSfVikwiYEPfQdqiWgVPgwYVWcrHBuHFCubpYm7RRzAtbQRVuF2DwuswiEkWaUv36nhzGRLoGfu6igZE

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