Transaction not yet indexed

Sddngz9LBY7dMcjETuy9NRdgqDBn1yuctxozCDvyq18LUsQ3xr33GFrqzJAPoF7tKM7ApcHrpP5UvN8L9CEMCmn

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