Transaction not yet indexed

ukfWdn5dNjXmP5a8NMYRGPyKn7B5PZimQbxZhAGgMb86SYG12uwfeU4igsM3MKS6mqTdQHBEeKx5KkE8itthPJE

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