Transaction not yet indexed

28FuE9GL45Fy4njmGGiTUXL8yxVaQwU5DaSrFigPj6SDkqSQDFLuq8T4gMPC9D8F8bDHE6X2jNccTQXK2rD8Mp81

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