Transaction not yet indexed

UUBnM5WandQwGiPRbNg9WXGaMAvnsTABYUbtgz3cZheyj5YXks5PJS3MNj3LgGGdJLyHEvwKL5pEEXcvNHT6ueq

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