Create a product family

curl -X POST \
 /product-families \
 --header "Content-Type: application/json" \
 --header "Authorization: Bearer <token>" \
 --data '{
    "name": "Team Packages"
}'

{
  "id": "ad8b3b9e-5b0a-4e1a-8b0a-4e1a8b0a4e1a",
  "name": "Team Packages",
  "products": [
    "https://example.com/"
  ],
  "createdAt": "2021-01-01T00:00:00+00:00",
  "updatedAt": "2021-01-01T00:00:00+00:00"
}