Stt.home_assistant_cloud entity Unknown

I have this Entity as Unknown, stt.home_assistant_cloud. It has been for a while.

Is that important?

According to the history it started Jan 14,

image

Thanks

Stt stands for Speak-to-text and it is part of the Nabu-casa subscription.
You do not need it, but if you dabble with HAs voice assistant, then this a service that can be used to improve the voice assistant.