Transaction not yet indexed

21S4LgGUfGWwkXv2PBYnt928nyQcqbErumXEmnHHrGEm4nAN8PKmkqFEssFixdcNQ4gPHKgsP9p61E3U4rajhF4e

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