Transaction not yet indexed

DDf6TAubg9NhMZBYGJagZG9GcsFcMYbrrKSFBhWiZNLbHSb7ReKHhugcyMwD2nUeXohvyJ9BkXdmGRzGa7LvkJc

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