Transaction not yet indexed

tf28zSGYBj4bijAuDhtcdZbJFHFvVeY5ykAniBZz6i8EfWwWWpFAKwWDfBwQsYbhHnq8bFUnKitQf97Q3PCsCUP

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