Transaction not yet indexed

28CUMffdDRDgr9gP8HsuHpFbh3XVrVfk48E4v8EtjYRbLyC2NfDBxy2462SsAgNkLdiYgfCVoaQ4pP6eFtTya174

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