Transaction not yet indexed

MfQtctt7qzc9UbPRFFVhAVBvqJtx7NMs5UGWTiHKYBEzKC9AjfooaXJZUAs7FEMaGxQ2wvy23i9kMS2buSBnoi6

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