Transaction not yet indexed

21mFQgVapvkZSyXU4YFpxVLEFkEaZ56pfQNu91VpUCsM1W253zAvk5B4oiSiBAFGPC5sNm1V1YLQhvbWQPrj5UiQ

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