Transaction not yet indexed

21UCjt1Cmbxv75hBxJBafXfoU5dKvJWvDV89xAwPNsduGDmkiN9e519hBj1v8bPD71PUN1DVC3q6CjttyQbsM287

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