Transaction not yet indexed

Dff4cmz79rsFT4GApwZQ2aUwttGh2D9rxvLEAgDB7v6UENZ12dEFmcbvsVGPKkTMGvVt3QdPNeTETJpeLZoTWSN

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