Transaction not yet indexed

28RRzMN4Z1PLYYM8UMpamqshZaexrSbZwQDBQgAWPyVcGTUdrbU6cUyjrdT8VigRbXZKSFXBpHwMoq8QaZToCABn

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