Transaction not yet indexed

MBbDNKGUNgr721BxWGdFZ9SLAixPQSpa2Q5UG8mKuDoWJL3pkRm6ybF7YK25fYMXuYt9UDbdVBHM4uQTeRbc6Va

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