Transaction not yet indexed

NSskWGMy4418cApfGroD4JAk7z2TSwS6tf4DPc3WtM7UV9tpyH2d9ZLvackiTMZbCNdbYGhvnWNMEWxZt65mH4Y

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