Récupérer l'abonnement

{
  "stripe": {
    "customer_id": "cus_xyz789",
    "subscription_id": "sub_xyz789",
    "has_active_subscription": true
  },
  "workspace": {
    "id": "ws_abc123",
    "name": "Acme Corp",
    "plan": "pro",
    "slug": "acme-corp"
  }
}