{"type": {"key": "/type/work"}, "title": "\u57ce\u5e02\u7ed9\u6c34\u6392\u6c34", "subjects": ["Municipal water supply", "Sewerage", "Underground utility lines"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL5541274A"}}], "key": "/works/OL45309937W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-05-02T22:54:02.571262"}, "last_modified": {"type": "/type/datetime", "value": "2026-05-02T22:54:02.571262"}}