Transaction not yet indexed

MGmkpRFm6XDv5WsNYDnDZq4gH7fraQq5CtiY4ABQFvY5cbHqhGvAckW1NmUnJsGwWGphvUQQD5NBmod3kVpYUFF

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