If you want to fight against 498a Legal terrorism then please don't contact National Human Rights of India because they are hand in with the corrupt system and they are of no help.
If someone want to bring this issue on International level then contact directly to United Nations
https://www.ohchr.org
Also write mails to them and make aware about India's legal terrorism.
In the recent news the wife commited suicide because his husband turned out to be a gay and now the husband and his innocent family are arrested on Dowry charges which is nothing but big misuse of 498a for everything.