Is the Nicaragua violence a Castro Plot?

A Comment I read last week from a friend stated that the violence in Nicaragua could be a Castro plot from Cuba. I started looking for anything that indicates that perspective and recently found this:

https://panampost.com/mamela-fiallo/2018/09/18/cuba-not-the-us-is-to-blame-for-the-mass-exodus-from-nicaragua-and-venezuela/?cn-reloaded=1

Has anyone seen more on this?