It goes

> Subject: Information about Your Automatic Renewal

> This is an automatically generated email from Nintendo for customers who have a Nintendo Switch Online + Expansion Pack individual 12‑month (365‑day) membership set to renew automatically.

> Dear [user],

> Your Nintendo Switch Online + Expansion Pack individual 12‑month (365‑day) membership will automatically renew soon.

> ...

> Deadline to turn off automatic renewal: [1 month from now]

It also does this right when you first sign up for automatic renewal except the deadline is [1 year from now].