curl --request GET \
  --url https://api.collectpure.com/products/get-product-subcategories/v1 \
  --header 'x-api-key: <api-key>'

{
  "data": [
    {
      "id": 0,
      "createdAt": "<string>",
      "title": "<string>",
      "description": "<string>",
      "premiumCalculationType": "unit",
      "feeRate": -0.5,
      "advancedFeeRate": -0.5
    }
  ]
}