Transaction not yet indexed

278jb9yRnZMZAMaM34d2UfuKQhyPYfN9sWJDRCrdqx6m1XoKaYSpHsfqvndi7CqCVKzijgzmRXYhvDAgcUSqkmAv

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