Transaction not yet indexed

21Su4kdBwHqJ1zpCB7Trgfq1viHy4JyT792CPg1TjVHiMzCLdsrp7ZDa9HMqhk14daS4fa7paUHyvV5F3JKa4C36

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