{  "id": "string",  "name": "string",  "description": "string",  "aspect_ratio": "string",  "resolution": "string",  "frame_rate": "string",  "timeline_fps": 0,  "units_per_frame": 0,  "theme": "string",  "font_size": 0,  "caption_settings": null,  "show_scene_progress": true,  "auto_save": true,  "auto_save_interval": 0,  "background_color": "string",  "theme_colors": null,  "is_template": true,  "template_type": "intro",  "template_visibility": "private",  "created_at": "string",  "updated_at": "string"}