Transaction not yet indexed

28LnHcYVGzRRUdY2j7eJtJFMYJRsthcknfcon8a8t9zCvpr1sBxjNDdNfU6ZzFrK8ZPyPhdvACSkPeprEFjPEx3k

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