curl --request DELETE \
  --url https://api.leanrails.com/v1/marketplace/installations/{id} \
  --header 'Authorization: Basic <encoded-value>'

{
  "id": "<string>",
  "object": "app_installation",
  "app_id": "<string>",
  "merchant_id": "<string>",
  "granted_scopes": [
    "<string>"
  ],
  "status": "active",
  "livemode": true,
  "created": 123,
  "updated": 123,
  "installed_by_user_id": "<string>",
  "uninstalled_at": 123,
  "metadata": {},
  "app": {
    "id": "<string>",
    "name": "<string>",
    "slug": "<string>",
    "icon_url": "<string>",
    "short_description": "<string>",
    "category": "<string>"
  }
}