A key-value pair to organize Motto resources.
key: value
video_id: 55WnoMqEGNO0QlmLG3ADS
to the asset.
User-generated labels are applied by anyone using the Studio or the API. These labels can be used to organize resources
in a way that makes sense to the user, and can be any key-value pair, as long as it does not clash with system-reserved keys.