Transaction not yet indexed

21tt3B57j2n6YbdkPS7DhtJf2iVXHQ9eHZUQJbSe3mvtHDRQNWWePA5gp62v45kLwkRSKPVLA5K3N8oTcVcT4Dq7

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