Transaction not yet indexed

21UnKhV3wkb7YzaVJKcJ5g6E7ysDqfN96U2fBKzEgTpY64H3ne8xz8rW7XAL9kTB2ay2njhnwqM4gbao21Nop1Pz

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