Transaction not yet indexed

21DzcSL7wWj9NbTSr8vphiGbPF9MpnstqAVP4MuwppX3WysdPHdyvsZ52DSnjCYzQ1DTnpH8n4YmRUGgr8LK9zRS

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