Transaction not yet indexed

421mTLFUJtxHy3tMmNU3gZbg7SevRnfDaPzbXoMLz5jFsNaUk25ywLbYyykivM81jti2ATBLc3GLthfTovSCKXo6

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