Transaction not yet indexed

Ddn5uBq2kABnPX4V3F7ukxrdDnYJsZwJD3NzbQzzrUbZUquuVaQrPqwT99eGKm7nDTHVztKhgR6cbnPafm4yLDx

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