standardnotes-app/app/assets/javascripts/Utils/ManageSubscription.ts

import { SNApplication } from '@standardnotes/snjs'

export function openSubscriptionDashboard(application: SNApplication): void {
  application
    .getNewSubscriptionToken()
    .then((token) => {
      if (!token) {
        return
      }
      window.open(`${window.dashboardUrl}?subscription_token=${token}`)
    })
    .catch(console.error)
}