Transaction not yet indexed

TK28m3GMbfSgWRqPy6gZkTyxiAiSmM5FpJAh6SiugNw2FppiUownKV4xT4nJUYnTGqoCpxTZNtqzes6MBdsP551

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