Transaction not yet indexed

UBnEZiiuQu2CTUCy8tZQMrWWn7ZXbXg1N7cCQQRTGMuukELppAaDLgCihLEGvQRFa3M9xd1QVffpvFrC8ZHSARt

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