Transaction not yet indexed

21Nx9hxCQTDJmcVeDxct5apvTdutBcNfVDWMsq8rvbWro4Bu6sgJC57XGc9VFJ3A5K6nhMiPzJE8V9JhgEhqiUqp

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