curl --request GET \
  --url https://openapi.enginy.ai/v1/credits \
  --header 'x-api-key: <api-key>'

{
  "status": "success",
  "message": "<string>",
  "data": {
    "balance": 123,
    "nextRenewalDate": "2023-12-25",
    "monthlyPlanCredits": 123,
    "monthlyAddonCredits": 123
  }
}