Try @blocktrades, if not people are talking about ionomy.com . It seems accepting hive. But, confirm with people, I don't know if those are really working, I didn't try myself. Also try to mention in the proposal as much people affected as you can. So, they will also share that to their friends and more people will vote to make it accepted. Try to find those people under the post of @steemchiller in the comments and there is also this post This is called the.... Maybe you will find more people in discord as well. Ask in communities.