curl --request POST \
  --url https://api.getmaito.com/v1/newsletter/categories \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Product Updates"
}
'

{
  "data": {
    "id": "<string>",
    "workspaceId": "<string>",
    "accountSetId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "slug": "<string>",
    "createdAt": "<string>",
    "updatedAt": "<string>"
  }
}