Transaction not yet indexed

SKk6bVQF3vdQyXjGYYzUCsQdNoi5WhxRV3xqDt6thQJ8eqaH6Nn1eKmVHX8PTVPMDRXjgcntWjrmfm8UTiyx9d4

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