{"categories":[{"id":"objectids","name":"Objects identifiers"},{"id":"shipping","name":"Shipping and delivery"}],"classification":"identifier","doc":"Postal tracking number","id":"tracknum","is_pii":false,"langs":[{"id":"common","name":"Common to most languages"}],"links":[{"type":"wikipedia","url":"https://en.wikipedia.org/wiki/Tracking_number"}],"name":"Tracking number (postal)","type":"datatype"}