Transaction not yet indexed

668nVTyV9iouMLnG3K9tNPv3dKx3D4bFVY4e6XPfxYStdgePdEfpd2LTu9rxR82DeNMs5gisGPwj6h8NZCuo7fow

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