This PR contains the functionality for the RPC to shield and de-shield funds.
Co-authored-by: Rene Vergara A. <rvergara59@protonmail.com>
Reviewed-on: https://git.vergara.tech/Vergara_Tech/zenith/pulls/110
Co-authored-by: Rene Vergara <rene@vergara.network>
Co-committed-by: Rene Vergara <rene@vergara.network>