Transaction not yet indexed

DfDu8CLk5sBy6ZiRUVVJfxFrRhUGdzSNhXY9xHo4mLYd21TvECtBXYTAzjBWCCieWd7JqcpgSCqVAR2J9jCs3eQ

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