YT-thumb-roller/app/secrets.json

{
    "installed": {
        "client_id": "",
        "project_id": "",
        "auth_uri": "https://accounts.google.com/o/oauth2/auth",
        "token_uri": "https://oauth2.googleapis.com/token",
        "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
        "client_secret": "",
        "redirect_uris": [
            "https://localhost/api/v1/oauth2callback"
        ]
    }
}