On December 13-14, 2018, we've remove spam from your channel and hence you see a noticeable decrease in your subscriber count. More info here: https://goo.gl/pGubnn . Hope this clarifies.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
On December 13-14, 2018, we've remove spam from your channel and hence you see a noticeable decrease in your subscriber count. More info here: https://goo.gl/pGubnn . Hope this clarifies.