Transaction not yet indexed

121Zt2kNSeMkWkCtxMYtmFSQGHAYbQFQGgUXPLDo18Nt1tUyPerHLevm7er1arUp4hgUqh7PVAmdd5WmgcGPGjyJ

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