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

{
  "id": "<string>",
  "object": "app",
  "name": "<string>",
  "slug": "<string>",
  "distribution_type": "public",
  "version": "<string>",
  "install_count": 123,
  "is_installed": true,
  "created": 123,
  "description": "<string>",
  "short_description": "<string>",
  "icon_url": "<string>",
  "homepage_url": "<string>",
  "privacy_policy_url": "<string>",
  "support_url": "<string>",
  "category": "<string>",
  "requested_scopes": [
    "<string>"
  ],
  "developer_id": "<string>",
  "published_at": 123,
  "installation": {
    "id": "<string>",
    "status": "<string>",
    "granted_scopes": [
      "<string>"
    ],
    "created": 123
  }
}