Transaction not yet indexed

KUf5mRYnUp7PU928C5xbaSBRMZu9y1kxBEAL1tECx6APAYhw5QscabcM1uGuabUfTiuA6dGh85SSa5b8ZHRmRbU

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