Transaction not yet indexed

28CFXCufXUuFgrSgD8YjrKMGFteAmKAzgkEMMVMmqpuf3TSFfzE7MoYr9BHH9hkQPaLWfL7MYKksgTt8cH2j8XcF

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