List app installations for an organization

{
    "total_count": 1,
    "installations": [
        {
            "id": 25381,
            "account": {
                "login": "octo-org",
                "id": 6811672,
                "node_id": "MDEyOk9yZ2FuaXphdGlvbjY4MTE2NzI=",
                "avatar_url": "https://avatars3.githubusercontent.com/u/6811672?v=4",
                "gravatar_id": "",
                "url": "https://api.github.com/users/octo-org",
                "html_url": "https://github.com/octo-org",
                "followers_url": "https://api.github.com/users/octo-org/followers",
                "following_url": "https://api.github.com/users/octo-org/following{/other_user}",
                "gists_url": "https://api.github.com/users/octo-org/gists{/gist_id}",
                "starred_url": "https://api.github.com/users/octo-org/starred{/owner}{/repo}",
                "subscriptions_url": "https://api.github.com/users/octo-org/subscriptions",
                "organizations_url": "https://api.github.com/users/octo-org/orgs",
                "repos_url": "https://api.github.com/users/octo-org/repos",
                "events_url": "https://api.github.com/users/octo-org/events{/privacy}",
                "received_events_url": "https://api.github.com/users/octo-org/received_events",
                "type": "Organization",
                "site_admin": false
            },
            "repository_selection": "selected",
            "access_tokens_url": "https://api.github.com/app/installations/25381/access_tokens",
            "repositories_url": "https://api.github.com/installation/repositories",
            "html_url": "https://github.com/organizations/octo-org/settings/installations/25381",
            "app_id": 2218,
            "target_id": 6811672,
            "target_type": "Organization",
            "permissions": {
                "deployments": "write",
                "metadata": "read",
                "pull_requests": "read",
                "statuses": "read"
            },
            "events": [
                "deployment",
                "deployment_status"
            ],
            "created_at": "2017-05-16T08:47:09.000-07:00",
            "updated_at": "2017-06-06T11:23:23.000-07:00",
            "single_file_name": "config.yml",
            "has_multiple_single_files": true,
            "single_file_paths": [
                "config.yml",
                ".github/issue_TEMPLATE.md"
            ],
            "app_slug": "github-actions",
            "suspended_at": null,
            "suspended_by": null
        }
    ]
}