Investing in Mohan Meakin Pvt Ltd Unlisted Shares

Has anyone here invested in unlisted shares of Mohan Meakin Pvt Ltd? I’m considering purchasing some and would appreciate insights into the current valuation, liquidity, and future growth prospects. Additionally, what are the risks associated with investing in these unlisted shares, and how does the process work for buying and selling them? Any advice or experiences would be greatly helpful!