Verify a newsletter subscription

import { createClient } from '@spree/sdk'

const client = createClient({
  baseUrl: 'https://your-store.com',
  publishableKey: '<api-key>',
})

const subscriber = await client.newsletterSubscribers.verify({
  token: 'abc123def456',
})

curl --request POST \
  --url http://{defaultHost}/api/v3/store/newsletter_subscribers/verify \
  --header 'Content-Type: application/json' \
  --header 'x-spree-api-key: <api-key>' \
  --data '
{
  "token": "abc123def456"
}
'

{
  "id": "sub_UkLWZg9DAJ",
  "email": "pending@example.com",
  "created_at": "2026-07-25T19:41:38.924Z",
  "updated_at": "2026-07-25T19:41:38.932Z",
  "verified": true,
  "verified_at": "2026-07-25T19:41:38Z",
  "customer_id": null
}

{
  "error": {
    "code": "parameter_missing",
    "message": "token is required"
  }
}