const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    cms_section: {
      name: '<string>',
      type: 'Spree::Cms::Sections::ProductCarousel',
      linked_resource_type: 'Spree::Taxon',
      linked_resource_id: '1',
      fit: 'Screen',
      position: 2,
      gutters: 'No Gutters',
      button_text: 'Click Here',
      title: 'Shop Today',
      'cms_section[image_one]': '<string>'
    }
  })
};

fetch('http://{defaultHost}/api/v2/platform/cms_sections/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request PATCH \
  --url http://{defaultHost}/api/v2/platform/cms_sections/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "cms_section": {
    "name": "<string>",
    "type": "Spree::Cms::Sections::ProductCarousel",
    "linked_resource_type": "Spree::Taxon",
    "linked_resource_id": "1",
    "fit": "Screen",
    "position": 2,
    "gutters": "No Gutters",
    "button_text": "Click Here",
    "title": "Shop Today",
    "cms_section[image_one]": "<string>"
  }
}
'

{
  "data": {
    "id": "29",
    "type": "cms_section",
    "attributes": {
      "name": "Super Hero",
      "content": {},
      "settings": {
        "gutters": "No Gutters"
      },
      "fit": "Screen",
      "destination": null,
      "type": "Spree::Cms::Sections::HeroImage",
      "position": 1,
      "linked_resource_type": "Spree::Product",
      "created_at": "2022-11-08T19:34:05.290Z",
      "updated_at": "2022-11-08T19:34:05.525Z"
    },
    "relationships": {
      "cms_page": {
        "data": {
          "id": "20",
          "type": "cms_page"
        }
      },
      "linked_resource": {
        "data": {
          "id": "28",
          "type": "product"
        }
      }
    }
  }
}

{
  "error": "The access token is invalid"
}

{
  "error": "The resource you were looking for could not be found."
}

{
  "error": "Name can't be blank",
  "errors": {
    "name": [
      "can't be blank"
    ]
  }
}