Transaction not yet indexed

21sa8CANk6BgDGezBbfCfyvt8z8ig1psPoTNqbXXGzfZdD9VmvWqi1rZkMsRzR2v6tVLXA6Gh3ktVcnhax6pfKhr

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