curl --request POST \
  --url https://api.g2cplatform.com/v2/categories/{categoryId}/subcategories \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "metadata": {}
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "categoryId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "status": "active",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "description": "<string>",
  "metadata": {},
  "statistics": {
    "objectCount": 123
  }
}