curl --request GET \
  --url https://upay-sistema-api.onrender.com/api/subscriptions/public/{planId}

{
  "success": true,
  "data": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "Plano Mensal",
    "description": "<string>",
    "amountCents": 9900,
    "interval": "MONTHLY",
    "trialDays": 7,
    "maxSubscribers": 123,
    "active": true,
    "createdAt": "2023-11-07T05:31:56Z"
  }
}