Transaction not yet indexed

Mngw8eWa7VT7QDaQPsE6S89vcHh7Nyb5p4RQVKoJxAvGcFb28otFdSLnginvYC12PTCawUmgdJe7RvWkgV8fhQH

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